[{"data":1,"prerenderedAt":762},["ShallowReactive",2],{"header-nav-data":3,"papers-featured-en":269,"papers-initial-en":290},{"reports":4,"labs":108,"courses":226},[5,35,54,72,90],{"id":6,"slug":7,"name":8,"name_zh":9,"tagline":10,"tagline_zh":11,"category":12,"category_zh":12,"is_published":13,"sort_order":14,"created_at":15,"last_updated_at":16,"available_categories":17,"available_locations":21,"images":26},5,"guild-folio","GUILD FOLIO","高级报告","FOLIO Report is a professionally profound and uniquely insightful gemological document, meticulously bespoke for collector-grade jewelry and presented as a premium, book-bound masterpiece within an elegant gift box.","FOLIO 报告是一份具有专业深度和独特见解的宝石学报告，为收藏级珠宝精心定制，并以高级精装书卷的形式呈现在优雅的礼盒中。",null,true,70,"2026-02-06T11:31:22","2026-03-30T17:25:34",[18,19,20],"colored-stones","feicui","pearl",[22,23,24,25],"china-mainland","thailand","sri-lanka","hongkong",[27,31],{"id":28,"image_url":29,"image_type":30},10,"https://project-static.guildgemedu.com/project/b85464b6-14f4-4346-8fe3-4fbb30faf542.png","transparent_clean_shot",{"id":32,"image_url":33,"image_type":34},16,"https://project-static.guildgemedu.com/project/1aadc859-3c3f-43cc-80ac-318a4d52b457.jpg","atmospheric_contextual",{"id":36,"slug":37,"name":38,"name_zh":39,"tagline":40,"tagline_zh":41,"category":12,"category_zh":12,"is_published":13,"sort_order":42,"created_at":43,"last_updated_at":44,"available_categories":45,"available_locations":46,"images":47},1,"standard-report","Standard Report","常规检测报告","Standard Report provides a versatile diagnostic framework for all colored gemstone varieties, delivering critical data on identification, treatment status, and color grading to establish a comprehensive profile for every specimen.","常规报告为彩色宝石品种提供了一个多功能的鉴定框架，提供关于鉴定、优化处理和颜色分级的关键数据，为每一颗标本建立全面的档案。",50,"2026-02-06T11:07:09","2026-03-30T17:18:27",[18,19],[23,24,25,22],[48,51],{"id":49,"image_url":50,"image_type":30},13,"https://project-static.guildgemedu.com/project/72303f7d-3498-4f8f-b084-dfdd23a8cb88.png",{"id":52,"image_url":53,"image_type":34},14,"https://project-static.guildgemedu.com/project/b3bbc130-04c4-477f-81d9-512ba6491353.jpg",{"id":55,"slug":56,"name":57,"name_zh":58,"tagline":59,"tagline_zh":60,"category":12,"category_zh":12,"is_published":13,"sort_order":61,"created_at":62,"last_updated_at":63,"available_categories":64,"available_locations":65,"images":66},3,"pearl-grading-report","Pearl Grading Report","珍珠分级鉴定报告","It offers a comprehensive gemological analysis for all pearl categories, featuring a structured four-part layout—Certificate Information, Pearl Information, Identification Details, and Key Conclusions—to cover every essential detail for buyers.","该报告为所有珍珠类别提供全面的宝石学分析，采用结构化的四部分布局——证书信息、珍珠信息、检测细节和关键结论——涵盖消费者关注的每一个核心细节。",30,"2026-02-06T11:25:33","2026-03-30T17:22:39",[20],[22],[67,69],{"id":6,"image_url":68,"image_type":34},"https://project-static.guildgemedu.com/project/b6d3b2d1-cdd9-42dd-be4d-75ded1bfae09.jpg",{"id":70,"image_url":71,"image_type":30},6,"https://project-static.guildgemedu.com/project/6c4c7330-51e8-4b2e-af46-f217e3a6e0e5.png",{"id":73,"slug":74,"name":75,"name_zh":76,"tagline":77,"tagline_zh":78,"category":12,"category_zh":12,"is_published":13,"sort_order":79,"created_at":80,"last_updated_at":81,"available_categories":82,"available_locations":83,"images":84},2,"dossier-report","Dossier Report","Dossier报告","Dossier Report is a streamlined gemological document specifically engineered for colored stones under one carat, offering highly efficient identification, color grading, and origin determination across all gemstone varieties.","Dossier 报告是专为一克拉以下的彩色宝石设计的精简版宝石证书，为各类宝石提供高效的鉴定、颜色分级和产地鉴定服务。",25,"2026-02-06T11:22:28","2026-03-30T17:21:00",[18],[22,23,24,25],[85,87],{"id":55,"image_url":86,"image_type":34},"https://project-static.guildgemedu.com/project/77d5bd95-75cd-423d-aea9-0f276bee3e61.jpg",{"id":88,"image_url":89,"image_type":30},4,"https://project-static.guildgemedu.com/project/bfca818a-3561-4679-8b22-e1da9bf98dd5.png",{"id":70,"slug":91,"name":92,"name_zh":93,"tagline":94,"tagline_zh":95,"category":12,"category_zh":12,"is_published":13,"sort_order":96,"created_at":97,"last_updated_at":98,"available_categories":99,"available_locations":100,"images":101},"prestige-report","Prestige Report","尊享报告","GUILD Prestige Report is a sophisticated gemological document tailored for high-end colored stones and pearls, offering a deep-dive analysis of a gemstone’s aesthetic dimensions and providing a unique, individualized evaluation for every specimen.","GUILD 尊享报告是为高端彩色宝石和珍珠量身定制的高级宝石报告，提供对宝石美学维度的深度分析，并为每一件标本提供独特的个体化评价。",20,"2026-02-06T11:33:19","2026-03-30T17:47:36",[18,19],[22,23,24,25],[102,105],{"id":103,"image_url":104,"image_type":34},11,"https://project-static.guildgemedu.com/project/10ac604a-d1c2-49f4-bafe-24ada49cfaa0.jpg",{"id":106,"image_url":107,"image_type":30},12,"https://project-static.guildgemedu.com/project/3fd95c04-17fe-40e1-a57e-181f838d6211.png",[109,129,147,162,178,194,209],{"id":36,"lab_id":110,"name":111,"name_zh":112,"city":113,"city_zh":114,"country":115,"country_zh":116,"address":117,"address_zh":117,"phone":118,"email":119,"working_hours":120,"working_hours_zh":120,"cover_image_url":121,"city_image_url":122,"interior_images":123,"is_published":13,"sort_order":126,"created_at":127,"last_updated_at":128},"sri-lanka-laboratory","Sri Lanka Laboratory","斯里兰卡实验室","Beruwala","贝鲁瓦拉","Sri Lanka","斯里兰卡","3/4/5/6 Floor, Zam Gems Building, 44/1, Sheik Fassy Mawatha, China Fort, Beruwala, Sri Lanka","+0094 342214443","info@guildgemlab.com","","https://project-static.guildgemedu.com/project/bbf95b5c-699a-4aa1-9e2e-37650d1df384.jpg","https://project-static.guildgemedu.com/project/07415349-1198-4c45-b855-1c0baf069e4b.png",[124,125],"https://project-static.guildgemedu.com/project/1ecc8af1-f6b1-406d-9c56-f232e1606e3c.png","https://project-static.guildgemedu.com/project/0be76daf-5ca6-47ac-88e8-3e1405d5c35b.png",60,"2026-03-10T17:00:14","2026-03-17T16:57:14",{"id":70,"lab_id":130,"name":131,"name_zh":132,"city":133,"city_zh":134,"country":135,"country_zh":136,"address":137,"address_zh":138,"phone":139,"email":140,"working_hours":120,"working_hours_zh":120,"cover_image_url":141,"city_image_url":142,"interior_images":143,"is_published":13,"sort_order":144,"created_at":145,"last_updated_at":146},"bangkok-laboratory","Bangkok Laboratory","曼谷实验室","Bangkok","曼谷","Thailand","泰国","Room No. B25BC, B1 floor, Jewelry Trade Center (JTC) Building, 919/1 Si Lom Rd, Silom, Bang Rak, Bangkok, Thailand","Room No. B25BC, B1 floor, Jewelry Trade Center (JTC) Building, 919/1 Silom road, Silom, Bangrak, Bangkok, Thailand., 10500","+66 (0) 21265408","fangjuan@guildgemlab.com","https://project-static.guildgemedu.com/project/92c49c5b-75c7-4adf-ae2b-fdf21b930dec.png","https://project-static.guildgemedu.com/project/2b1c353d-5f67-42a3-814a-8337de6f70e1.jpg",[],35,"2026-03-10T17:14:49","2026-03-16T16:44:33",{"id":73,"lab_id":148,"name":149,"name_zh":150,"city":151,"city_zh":152,"country":153,"country_zh":154,"address":155,"address_zh":155,"phone":156,"email":119,"working_hours":120,"working_hours_zh":120,"cover_image_url":157,"city_image_url":158,"interior_images":159,"is_published":13,"sort_order":61,"created_at":160,"last_updated_at":161},"los-angeles-laboratory","Los Angeles Laboratory","洛杉矶实验室","Los Angeles","洛杉矶","United States","美国","550 South Hill Street, Suite 1188, Los Angeles, CA90013, USA","+1 2136240137","https://project-static.guildgemedu.com/project/ea476e65-bb43-4ce4-8189-133c794a861a.jpg","https://project-static.guildgemedu.com/project/b6153020-c94c-4bcc-9df9-0fc39e5d9fd2.jpg",[],"2026-03-10T17:01:22","2026-03-17T16:57:45",{"id":55,"lab_id":163,"name":164,"name_zh":165,"city":166,"city_zh":167,"country":168,"country_zh":169,"address":170,"address_zh":171,"phone":172,"email":119,"working_hours":120,"working_hours_zh":120,"cover_image_url":173,"city_image_url":174,"interior_images":175,"is_published":13,"sort_order":79,"created_at":176,"last_updated_at":177},"hong-kong-laboratory","Hong Kong Laboratory","香港实验室","Hong Kong","香港","China","中国","Flat 512B,Fu Hang Industrial Building, 1 Hok Yuen Street East, Hung Hom, Kowloon City District, Hong Kong Special Administrative Region","香港九龙城区红磡鹤园东街1号富恒工业大厦512B室","+852 59751280","https://project-static.guildgemedu.com/project/a8009f44-a00a-406c-9a76-b690abb00f16.jpg","https://project-static.guildgemedu.com/project/e69f75d5-665f-4536-82ce-3590737f11d2.jpg",[],"2026-03-10T17:05:06","2026-03-19T09:42:21",{"id":88,"lab_id":179,"name":180,"name_zh":181,"city":182,"city_zh":183,"country":168,"country_zh":169,"address":184,"address_zh":185,"phone":186,"email":119,"working_hours":120,"working_hours_zh":120,"cover_image_url":187,"city_image_url":188,"interior_images":189,"is_published":13,"sort_order":191,"created_at":192,"last_updated_at":193},"shenzhen-laboratory","Shenzhen Laboratory","深圳实验室","Shenzhen","深圳","Room 3C08, Addcon Building, Shuibei 1st Road, Luohu District, Shenzhen, Guangdong Province, China","深圳市 罗湖区 翠竹街道 翠锦社区 翠竹路 2099号 爱得康大厦 三层 C08","+86 4008866175","https://project-static.guildgemedu.com/project/bbe15c7b-ced1-41e2-bd1e-ce12300e662b.jpg","https://project-static.guildgemedu.com/project/d0f51c46-8cdf-4505-a1b5-e75ec1cdb561.jpg",[190],"https://project-static.guildgemedu.com/project/f215d30f-ea6c-4b5f-beb6-793cffbcf0ca.png",23,"2026-03-10T17:10:22","2026-03-17T17:29:01",{"id":6,"lab_id":195,"name":196,"name_zh":197,"city":198,"city_zh":199,"country":168,"country_zh":169,"address":200,"address_zh":201,"phone":202,"email":119,"working_hours":120,"working_hours_zh":120,"cover_image_url":203,"city_image_url":204,"interior_images":205,"is_published":13,"sort_order":96,"created_at":207,"last_updated_at":208},"zhuji-laboratory","Zhuji Laboratory","诸暨实验室","Zhuji","诸暨","Rooms B0419-B0421,  Building B04,  Phase 1 Market,  East China International Jewelry City,  Shanxiahu Town, Zhuji City, Shaoxing City, Zhejiang Province, China","浙江省 绍兴市 诸暨市 山下湖镇 华东国际珠宝城一期市场 B04栋 B0419-B0421","+86 133 0231 0256","https://project-static.guildgemedu.com/project/b6778c28-4699-4fce-82ad-4fea005d3404.jpg","https://project-static.guildgemedu.com/project/6bd5b54f-9299-4218-9e48-5fb50140a83d.jpg",[206],"https://project-static.guildgemedu.com/project/ab2a559d-a0bb-4272-bed5-d9616e921a0d.png","2026-03-10T17:12:13","2026-03-20T15:25:06",{"id":210,"lab_id":211,"name":212,"name_zh":213,"city":214,"city_zh":215,"country":168,"country_zh":169,"address":216,"address_zh":217,"phone":218,"email":119,"working_hours":120,"working_hours_zh":120,"cover_image_url":219,"city_image_url":220,"interior_images":221,"is_published":13,"sort_order":96,"created_at":224,"last_updated_at":225},7,"guangzhou-laboratory","Guangzhou Laboratory","广州实验室","Guangzhou","广州","Room 4095, Blue Port International Jewelry Trade Center, No. 300 Kangwang Middle Road, Liwan District, Guangzhou, Guangdong Province, China","广州市 荔湾区 康王中路 蓝港（国际）珠宝交易中心 4楼 4095","+86 181 3828 3849","https://project-static.guildgemedu.com/project/3f79c542-bf42-4dff-b1de-7d5281f42555.png","https://project-static.guildgemedu.com/project/43c9bae4-82b4-4c55-a39f-20f96ff606be.jpg",[222,223],"https://project-static.guildgemedu.com/project/c4d31919-3230-42a9-9fab-e00775bc93d2.jpg","https://project-static.guildgemedu.com/project/d69902ea-0d71-4d3c-bbfd-72bfe1f19057.jpg","2026-03-10T17:19:56","2026-03-20T17:41:24",[227,238,250,259],{"id":36,"slug":228,"level":229,"title":230,"title_en":231,"subtitle":232,"subtitle_en":233,"image_url":234,"duration":235,"curriculum_count":210,"is_published":13,"sort_order":42,"created_at":236,"last_updated_at":237},"advanced-emerald-identification-and-evaluation","intermediate","祖母绿鉴定与评估课程","Emerald Identification and Evaluation","深入探索祖母绿的奥秘世界","Deep Dive into the Mystical World of Emeralds","https://strict-static.guildgemedu.com/gallery/k07Y_1761530161.jpg","6","2026-03-10T15:14:21","2026-03-30T11:07:34",{"id":239,"slug":240,"level":241,"title":242,"title_en":243,"subtitle":244,"subtitle_en":245,"image_url":246,"duration":235,"curriculum_count":210,"is_published":13,"sort_order":247,"created_at":248,"last_updated_at":249},9,"ruby-and-sapphire-identification-and-evaluation","advanced","红宝石与蓝宝石鉴定与评估课程","Ruby and Sapphire Identification and Evaluation","掌握刚玉宝石的鉴定精髓","Master the Essence of Corundum Gemstone Identification","https://strict-static.guildgemedu.com/gallery/6TEe_1761529854.jpg",40,"2026-03-10T15:19:30","2026-03-30T11:27:47",{"id":73,"slug":251,"level":241,"title":252,"title_en":253,"subtitle":254,"subtitle_en":255,"image_url":256,"duration":235,"curriculum_count":70,"is_published":13,"sort_order":61,"created_at":257,"last_updated_at":258},"colored-stones-identification-and-evaluation","彩色宝石鉴定与评估课程","Colored Stones Identification and Evaluation","探索彩色宝石的璀璨世界","Explore the Brilliant World of Colored Gemstones","https://strict-static.guildgemedu.com/news/news-hero-header-image.jpg","2026-03-10T15:15:51","2026-03-30T11:29:55",{"id":210,"slug":260,"level":241,"title":261,"title_en":262,"subtitle":263,"subtitle_en":264,"image_url":265,"duration":266,"curriculum_count":70,"is_published":13,"sort_order":96,"created_at":267,"last_updated_at":268},"pearls-identification-and-evaluation","珍珠鉴定与评估课程","Pearls Identification and Evaluation","揭开珍珠的优雅密码","Unlock the Elegant Secrets of Pearls","https://strict-static.guildgemedu.com/gallery/VaLd_1761529495.jpg","4","2026-03-10T15:19:14","2026-03-30T11:31:40",[270],{"id":271,"slug":272,"content_type":273,"title":274,"title_en":274,"excerpt":275,"excerpt_en":275,"featured_image_url":276,"cover_position":277,"is_featured":13,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":278,"created_at":279,"authors":280,"venue":281,"paper_published_date":279,"citation":282,"paper_type":283,"external_links":284,"attachments":285},62,"an-unusual-inclusion-formation-of-anatase-and-rutile-in-quartz","papers","An Unusual Inclusion Formation of Anatase and Rutile in Quartz","The study of inclusions within gem materials provides important insights into their crystallisation processes and the geological conditions of their formation. Recently, Guild Gem Laboratories gemmolo...","https://project-static.guildgemedu.com/project/179d67c2-123d-4b31-a9f9-4bff213c0eec.jpg","center","2026-03-20T16:24:03","2025-03-01T00:00:00","Zhang Ziyun, Gao Yujie, Sun Xueying","The Journal of Gemmology","Zhang Ziyun, Gao Yujie, Sun Xueying. (2025) An Unusual Inclusion Formation of Anatase and Rutile in Quartz. The Journal of Gemmology, Vol. 39, No. 7, pp. 617-618.","journal",[],[286],{"id":287,"url":288,"name":289},28,"https://project-static.guildgemedu.com/project/d09e11b0-7d50-4bb5-8088-8b2e51f25dab.pdf","2025_An Unusual Inclusion Formation of Anatase and Rutile in Quartz_Zhang_JoG.pdf",[291,307,321,335,339,354,370,385,401,415,430,446,461,476,492,507,521,536,551,566,583,600,616,634,651,668,683,698,715,729,744],{"id":292,"slug":293,"content_type":273,"title":294,"title_en":294,"excerpt":295,"excerpt_en":295,"featured_image_url":296,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":298,"created_at":279,"authors":299,"venue":281,"paper_published_date":279,"citation":300,"paper_type":283,"external_links":301,"attachments":302},65,"grandidierite-inclusions-in-a-sri-lankan-sapphire","Grandidierite Inclusions in a Sri Lankan Sapphire","Inclusions serve not only as important features for determining a gemstone’s origin but also as indicators of the geological environment in which the host crystal formed","https://project-static.guildgemedu.com/project/8621bc57-403f-4d70-aac1-1ad41e4eccd7.jpg",false,"2026-03-20T16:31:41","Zhang Ziyun, Gao Yujie, Liao Wenli","Zhang Ziyun, Gao Yujie, Liao Wenli. (2025) Grandidierite Inclusions in a Sri Lankan Sapphire. The Journal of Gemmology, Vol. 39, No. 6, pp. 527-528.",[],[303],{"id":304,"url":305,"name":306},31,"https://project-static.guildgemedu.com/project/7cd64c44-c169-404a-bf92-194a0ed50cda.pdf","2025_Grandidierite Inclusions in a Sri Lankan Sapphire_Zhang_JoG.pdf",{"id":308,"slug":309,"content_type":273,"title":310,"title_en":310,"excerpt":311,"excerpt_en":311,"featured_image_url":312,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":313,"created_at":279,"authors":314,"venue":281,"paper_published_date":279,"citation":315,"paper_type":283,"external_links":316,"attachments":317},59,"a-pink-sapphire-with-questionable-heat-treatment","A Pink Sapphire with Questionable Heat Treatment","A pink sapphire weighing over 20 ct was recently submitted to Guild Gem Laboratories, and it presented a particularly challenging case for the determination of heat treatment. According to the client,...","https://project-static.guildgemedu.com/project/256445b1-1fc3-4644-833f-970b36d61e1f.jpg","2026-03-20T16:03:47","Gao Yujie, Huang T.T, Andrew Christopher Lucas","Gao Yujie, Huang T.T, Andrew Christopher Lucas. (2025) A Pink Sapphire with Questionable Heat Treatment. The Journal of Gemmology, Vol. 39, No. 8, pp. 736-738.",[],[318],{"id":79,"url":319,"name":320},"https://project-static.guildgemedu.com/project/ba39b48b-9ead-4403-a4ba-e85d0e9d62c4.pdf","2025_A Pink Sapphire with Questionable Heat Treatment_Gao_JoG.pdf",{"id":126,"slug":322,"content_type":273,"title":323,"title_en":323,"excerpt":324,"excerpt_en":324,"featured_image_url":325,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":326,"created_at":279,"authors":327,"venue":281,"paper_published_date":279,"citation":328,"paper_type":283,"external_links":329,"attachments":330},"sugar-nephrite-from-the-altun-mountains-xinjiang-china","'Sugar' Nephrite from the Altun Mountains, Xinjiang, China","Nephrite has a long history and profound culturalsignificance in China, along with a vast consumer market. In July 2025, author YG conducted a field trip to nephrite mining areas in the Xinjiang Uygur...","https://project-static.guildgemedu.com/project/35494227-9275-4a4e-bb92-a7077e0b8631.jpg","2026-03-20T16:04:57","Gao Yujie, Huang Tiantian, Lu Qi.","[58] Gao Yujie, Huang Tiantian, Lu Qi. ‘Sugar’ Nephrite from the Altun Mountains, Xinjiang, China. (2025) The Journal of Gemmology, Vol. 39, No. 7, pp. 611-613.",[],[331],{"id":332,"url":333,"name":334},26,"https://project-static.guildgemedu.com/project/0c432edc-093b-4c46-b9fb-6fbe1caabf95.pdf","2025_‘Sugar’ Nephrite from the Altun Mountains, Xinjiang, China_Gao_JoG.pdf",{"id":271,"slug":272,"content_type":273,"title":274,"title_en":274,"excerpt":275,"excerpt_en":275,"featured_image_url":276,"cover_position":277,"is_featured":13,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":278,"created_at":279,"authors":280,"venue":281,"paper_published_date":279,"citation":282,"paper_type":283,"external_links":336,"attachments":337},[],[338],{"id":287,"url":288,"name":289},{"id":340,"slug":341,"content_type":273,"title":342,"title_en":342,"excerpt":343,"excerpt_en":343,"featured_image_url":344,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":345,"created_at":279,"authors":346,"venue":281,"paper_published_date":279,"citation":347,"paper_type":283,"external_links":348,"attachments":349},63,"characterisation-of-inclusions-in-petroleum-quartz-with-high-resolution-x-ray-computed","Characterisation of Inclusions in 'Petroleum Quartz' with High-resolution X-ray Computed ...","High-resolution X-ray computed micro-tomography (micro-CT), as well as FTIR and Raman spectroscopy, were used to characterise ‘petroleum quartz’, which hosts multiphase inclusions containing various o...","https://project-static.guildgemedu.com/project/482428d2-196f-41d4-b2f5-abca7fcfe4b2.jpg","2026-03-20T16:28:03","Gao Yujie, Lin Moqing , Shi Guanghai., Huang Tiantian","Gao Yujie, Lin Moqing , Shi Guanghai., Huang Tiantian. (2025) Characterisation of Inclusions in ‘Petroleum Quartz’ with High-resolution X-ray Computed Micro Tomography, and Infrared and Raman Spectroscopy. The Journal of Gemmology, Vol. 39, No. 6, pp. 576-583.",[],[350],{"id":351,"url":352,"name":353},29,"https://project-static.guildgemedu.com/project/9c1fc3a2-724f-43e2-90b4-fdad973619d8.pdf","2025_Characterisation of I_Huang_JoG.pdf",{"id":355,"slug":356,"content_type":273,"title":357,"title_en":357,"excerpt":358,"excerpt_en":358,"featured_image_url":359,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":360,"created_at":361,"authors":362,"venue":281,"paper_published_date":361,"citation":363,"paper_type":283,"external_links":364,"attachments":365},68,"a-purple-sapphire-containing-interesting-inclusions-formation-insights","A Purple Sapphire Containing Interesting Inclusions: Formation Insights","Recently, the authors examined a cushion-shaped purple sapphire weighing 3.56 ct (Figure 40a). The RIs were 1.762–1.770, yielding a birefringence of 0.008, consistent with sapphire. FTIR spectroscopy ...","https://project-static.guildgemedu.com/project/f3e3d8c4-f2da-477c-a3d0-bb41320b4f88.jpg","2026-03-20T16:37:49","2025-02-01T00:00:00","Gao Yujie, Zhang Ziyun","Gao Yujie, Zhang Ziyun. (2025) A Purple Sapphire Containing Interesting Inclusions: Formation Insights. The Journal of Gemmology, Vol. 39, No. 5, pp. 433-435.",[],[366],{"id":367,"url":368,"name":369},34,"https://project-static.guildgemedu.com/project/6f3789ae-d9a6-4793-95ca-10a73e589d62.pdf","2025_A Purple Sapphire Containing Interesting Inclusions_Gao_JoG.pdf",{"id":371,"slug":372,"content_type":273,"title":373,"title_en":373,"excerpt":374,"excerpt_en":374,"featured_image_url":375,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":376,"created_at":361,"authors":377,"venue":281,"paper_published_date":361,"citation":378,"paper_type":283,"external_links":379,"attachments":380},66,"a-rare-bicoloured-yellow-and-purple-topaz","A Rare Bicoloured Yellow and Purple Topaz","Topaz is commonly seen in the gem market, and is usually colourless, yellow, orange, pink or blue; those ranging from orangey yellow to orange to ‘sherry red’ are commonly called ‘Imperial topaz’ in t...","https://project-static.guildgemedu.com/project/5ee38790-4051-468a-92a0-76b6730029be.JPG","2026-03-20T16:33:36","Gao Yujie, Sun Xueying","Gao Yujie, Sun Xueying. (2025) A Rare Bicoloured Yellow and Purple Topaz. The Journal of Gemmology, Vol. 39, No. 5, pp. 437-439.",[],[381],{"id":382,"url":383,"name":384},32,"https://project-static.guildgemedu.com/project/d3c47bdc-e2a6-488c-88ee-02f9532c9f53.pdf","2025_A Rare Bicoloured Yellow and Purple Topaz_Gao_JoG.pdf",{"id":386,"slug":387,"content_type":273,"title":388,"title_en":388,"excerpt":389,"excerpt_en":389,"featured_image_url":390,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":391,"created_at":392,"authors":393,"venue":281,"paper_published_date":392,"citation":394,"paper_type":283,"external_links":395,"attachments":396},67,"three-dimensional-raman-mapping-of-a-chrysoberyl-quartz-inclusion-in-an-emerald-from-tanzania","Three-dimensional Raman Mapping of a Chrysoberyl-Quartz Inclusion in an Emerald from Tanzania","Emeralds have been known from Tanzania since 1969, initially from the Lake Manyara area and then from Sumbawanga (since 1988), and both deposits are hosted by biotite schist (Dirlam et al. 1992). Rece...","https://project-static.guildgemedu.com/project/698bd62f-beea-4014-a8ed-e1d5637fef72.jpg","2026-03-20T16:35:09","2025-01-01T00:00:00","Gao Yujie, Zhang Ziyun, Zhen Cuiling","Gao Yujie, Zhang Ziyun, Zhen Cuiling. (2025) Three-dimensional Raman Mapping of a Chrysoberyl-Quartz Inclusion in an Emerald from Tanzania. The Journal of Gemmology, Vol. 39, No. 5, pp. 414-416.",[],[397],{"id":398,"url":399,"name":400},33,"https://project-static.guildgemedu.com/project/40811100-1eed-482d-94af-820e2dd31917.pdf","2025_Three-dimensional Raman Mapping of a Gao_JoG.pdf",{"id":402,"slug":403,"content_type":273,"title":404,"title_en":404,"excerpt":405,"excerpt_en":405,"featured_image_url":406,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":407,"created_at":392,"authors":408,"venue":281,"paper_published_date":392,"citation":409,"paper_type":283,"external_links":410,"attachments":411},64,"fayalite-inclusion-in-guatemalan-jadeite-omphacite-jade","Fayalite Inclusion in Guatemalan Jadeite-Omphacite Jade","Jadeite-omphacite jade (fei cui) enjoys immense popularity—especially in the Chinese market—and in recent years material sourced from Guatemala has seen a marked surge in demand.","https://project-static.guildgemedu.com/project/64ad990f-ba70-4acd-8c2e-19e3ab6e23dc.jpg","2026-03-20T16:29:52","Huang Tiantian, Gao Yujie, Liao Wenli","Huang Tiantian, Gao Yujie, Liao Wenli. (2025) Fayalite Inclusion in Guatemalan Jadeite-Omphacite Jade. The Journal of Gemmology, Vol. 39, No. 6, pp. 521-522.",[],[412],{"id":61,"url":413,"name":414},"https://project-static.guildgemedu.com/project/3221e63d-e617-4bf3-8a41-ac97b454e411.pdf","2025_Fayalite Inclusion in Guatemalan Jadeite-Omphacite Jade_Huang_JoG.pdf",{"id":416,"slug":417,"content_type":273,"title":418,"title_en":418,"excerpt":419,"excerpt_en":419,"featured_image_url":420,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":421,"created_at":392,"authors":422,"venue":281,"paper_published_date":392,"citation":423,"paper_type":283,"external_links":424,"attachments":425},61,"an-assembled-emerald-rough","An Assembled 'Emerald' Rough","New gem discoveries invariably generate considerable interest within the industry. Recently, a specimen was submitted to Guild Gem Laboratories in Shenzhen as a purported rough emerald specimen from a...","https://project-static.guildgemedu.com/project/fa312fcd-d00c-4908-b8e5-91e5feeedae2.jpg","2026-03-20T16:22:16","Sun Xueying, Gao Yujie, Zhang Ziyun","Sun Xueying, Gao Yujie, Zhang Ziyun. (2025) An Assembled ‘Emerald’ Rough. The Journal of Gemmology, Vol. 39, No. 7, pp. 626-627.",[],[426],{"id":427,"url":428,"name":429},27,"https://project-static.guildgemedu.com/project/869c4158-c40f-4e35-a2f7-6f22225c59b7.pdf","2025_An Assembled ‘Emerald’ Rough_Sun_JoG.pdf",{"id":431,"slug":432,"content_type":273,"title":433,"title_en":433,"excerpt":434,"excerpt_en":434,"featured_image_url":435,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":436,"created_at":437,"authors":438,"venue":281,"paper_published_date":437,"citation":439,"paper_type":283,"external_links":440,"attachments":441},75,"bicoloured-jadeite-omphacite-jade-from-guatemala","Bicoloured Jadeite-Omphacite Jade from Guatemala","Traditionally, jadeite-omphacite jade (fei cui) from Myanmar prevails in the Chinese market, although in recent years material from Guatemala has drawn considerable attention. The increasing quality a...","https://project-static.guildgemedu.com/project/6e2b655d-2789-4266-8530-b832d7497b29.jpg","2026-03-31T13:39:20","2024-12-01T00:00:00","Gao Yujie, Huang Tiantian, Zhang Ziyun, Liao Wenli","Gao Yujie, Huang Tiantian, Zhang Ziyun, Liao Wenli. (2024) Bicoloured Jadeite-Omphacite Jade from Guatemala. The Journal of Gemmology, Vol. 39, No. 4, pp. 302-304.",[],[442],{"id":443,"url":444,"name":445},37,"https://project-static.guildgemedu.com/project/e06bd004-e140-4506-8fe0-a5ded3012f8b.pdf","2024_Bicoloured Jadeite-Omphacite Jade from Guatemala_Gao_JoG.pdf",{"id":447,"slug":448,"content_type":273,"title":449,"title_en":449,"excerpt":450,"excerpt_en":450,"featured_image_url":451,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":452,"created_at":437,"authors":453,"venue":281,"paper_published_date":437,"citation":454,"paper_type":283,"external_links":455,"attachments":456},74,"emerald-from-ethiopia-containing-multiphase-fluid-inclusions-with-dawsonite-and-cristobalite","Emerald from Ethiopia Containing Multiphase Fluid Inclusions with Dawsonite and Cristobalite","Three-phase fluid inclusions are notably prevalent in emeralds from Colombia and Afghanistan, and may also occur in emeralds from China (Davdar), Zambia (Musakashi) and Russia (Malysheva), and less co...","https://project-static.guildgemedu.com/project/d50a38bb-42f0-4090-b6b3-b83a828a434f.jpg","2026-03-31T13:38:09","Zheng Yuyu, Huang Tiantian, Gao Yujie","[47] Zheng Yuyu, Huang Tiantian, Gao Yujie. (2024) Emerald from Ethiopia Containing Multiphase Fluid Inclusions with Dawsonite and Cristobalite. The Journal of Gemmology, Vol. 39, No. 4, pp. 300-302.",[],[457],{"id":458,"url":459,"name":460},36,"https://project-static.guildgemedu.com/project/76f35afb-2c45-4429-aa4a-58914eede06f.pdf","2024_Emerald from Ethiopia Containing Multiphase Fluid Inclusions_Zheng_JoG.pdf",{"id":462,"slug":463,"content_type":273,"title":464,"title_en":464,"excerpt":465,"excerpt_en":465,"featured_image_url":466,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":467,"created_at":468,"authors":422,"venue":281,"paper_published_date":468,"citation":469,"paper_type":283,"external_links":470,"attachments":471},77,"green-sapphires-treated-by-beryllium-diffusion-on-the-bangkok-market","Green Sapphires Treated by Beryllium Diffusion on the Bangkok Market","Since the early 2000s, sapphires and rubies have been treated by Be diffusion, and this process can yield gem corundum in a variety of colours, including green.","https://project-static.guildgemedu.com/project/19089a04-a546-4e01-a9cc-6c22d2a9f38c.jpg","2026-03-31T13:44:43","2024-10-05T00:00:00","Sun Xueying, Gao Yujie, Zhang Ziyun. (2024) Green Sapphires Treated by Beryllium Diffusion on the Bangkok Market. The Journal of Gemmology, Vol. 39, No. 4, pp. 314-316.",[],[472],{"id":473,"url":474,"name":475},39,"https://project-static.guildgemedu.com/project/49cce290-b63f-4669-92bc-c0051414fd54.pdf","2024_Green Sapphires Treated by Beryllium Diffusion on the Bangkok Market_Sun_JoG.pdf",{"id":477,"slug":478,"content_type":273,"title":479,"title_en":479,"excerpt":480,"excerpt_en":480,"featured_image_url":481,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":482,"created_at":483,"authors":484,"venue":281,"paper_published_date":483,"citation":485,"paper_type":283,"external_links":486,"attachments":487},76,"spinel-from-mogok-myanmar-with-wurtzite-inclusions","Spinel from Mogok, Myanmar, with Wurtzite Inclusions","Recently, a 2.12 ct red faceted gemstone (Figure 20) was submitted to Guild Gem Laboratories in Shenzhen for origin determination. Standard gemmological testing and FTIR spectroscopy revealed that the...","https://project-static.guildgemedu.com/project/1f42ebf8-013f-458a-9c03-cf507abfab21.jpg","2026-03-31T13:43:25","2024-10-01T00:00:00","Zhang Ziyun, Sun Xueying, Gao Yujie","Zhang Ziyun, Sun Xueying, Gao Yujie. (2024) Spinel from Mogok, Myanmar, with Wurtzite Inclusions. The Journal of Gemmology, Vol. 39, No. 4, pp. 310-311.",[],[488],{"id":489,"url":490,"name":491},38,"https://project-static.guildgemedu.com/project/72b7f3a8-ca13-42e0-9d49-1004f5f1b03b.pdf","2024_Spinel from Mogok, Myanmar, with Wurtzite Inclusions_Zhang_JoG.pdf",{"id":493,"slug":494,"content_type":273,"title":495,"title_en":495,"excerpt":496,"excerpt_en":496,"featured_image_url":497,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":498,"created_at":499,"authors":500,"venue":281,"paper_published_date":499,"citation":501,"paper_type":283,"external_links":502,"attachments":503},78,"pale-blue-montebrasite-represented-as-paraba-tourmaline","Pale Blue Montebrasite Represented as Paraíba Tourmaline","Recently, Guild Gem Laboratories (Shenzhen) received two pale blue gemstones for identification, which were claimed by the client to be Paraíba tourmaline.","https://project-static.guildgemedu.com/project/8121fde2-763e-4b47-8a7c-b138e685f817.jpg","2026-03-31T13:47:56","2024-06-01T00:00:00","Huang Tiantian, Gao Yujie","Huang Tiantian, Gao Yujie. (2024) Pale Blue Montebrasite Represented as Paraíba Tourmaline. The Journal of Gemmology, Vol. 39, No. 2, pp. 110-112.",[],[504],{"id":247,"url":505,"name":506},"https://project-static.guildgemedu.com/project/fd773e88-e2f4-4f5f-9ac3-0edaa54c5102.pdf","2024_Pale Blue Montebrasite Represented as Paraíba Tourmaline_Huang_JoG.pdf",{"id":508,"slug":509,"content_type":273,"title":510,"title_en":510,"excerpt":450,"excerpt_en":450,"featured_image_url":511,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":512,"created_at":513,"authors":514,"venue":281,"paper_published_date":513,"citation":515,"paper_type":283,"external_links":516,"attachments":517},79,"emerald-from-afghanistan-with-xenotime-y-inclusion","Emerald from Afghanistan with Xenotime-(Y) Inclusion","https://project-static.guildgemedu.com/project/3353a6f1-cded-4e16-a727-4b9ba87fc59a.jpg","2026-03-31T13:48:57","2024-05-01T00:00:00","Sun Xueying, Gao Yujie, Sun Jinxin","[42] Sun Xueying, Gao Yujie, Sun Jinxin. (2024) Emerald from Afghanistan with Xenotime-(Y) Inclusion. The Journal of Gemmology, Vol. 39, No. 2, pp. 105-106.2025",[],[518],{"id":519,"url":520,"name":460},41,"https://project-static.guildgemedu.com/project/0c29381b-3310-4869-88fe-77d9fc4564c4.pdf",{"id":522,"slug":523,"content_type":273,"title":524,"title_en":524,"excerpt":525,"excerpt_en":525,"featured_image_url":526,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":527,"created_at":528,"authors":484,"venue":281,"paper_published_date":528,"citation":529,"paper_type":283,"external_links":530,"attachments":531},80,"hematite-and-magnetite-inclusions-in-aquamarine","Hematite and Magnetite Inclusions in Aquamarine","Recently, Guild Gem Laboratories received several attractive blue gemstones with high colour saturation for identification (Figure 4). Standard gemmological testing revealed characteristics consistent...","https://project-static.guildgemedu.com/project/1a55ed16-52f0-4c1a-8295-84d5b2ae1def.png","2026-03-31T13:50:41","2024-04-01T00:00:00","Zhang Ziyun, Sun Xueying, Gao Yujie (2024) Hematite and Magnetite Inclusions in Aquamarine. The Journal of Gemmology, Vol. 39, No. 1, pp. 8-10.",[],[532],{"id":533,"url":534,"name":535},42,"https://project-static.guildgemedu.com/project/c9a8c8e6-fe58-4a73-8472-a2672ae301df.pdf","2024_Hematite and Magnetite Inclusions in Aquamarine_Zhang_JoG.pdf",{"id":537,"slug":538,"content_type":273,"title":539,"title_en":539,"excerpt":540,"excerpt_en":540,"featured_image_url":541,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":542,"created_at":543,"authors":484,"venue":281,"paper_published_date":543,"citation":544,"paper_type":283,"external_links":545,"attachments":546},81,"sapphire-from-sri-lanka-with-twinned-gahnospinel-inclusion","Sapphire from Sri Lanka with Twinned Gahnospinel Inclusion","Recently, a 4.08 ct blue faceted gemstone (Figure 24) was submitted to Guild Gem Laboratories (Shenzhen) for origin determination. Standard gemmological testing and Raman spectroscopy revealed that it...","https://project-static.guildgemedu.com/project/77ba9963-17a7-4ebf-8c41-a20e38636a2d.jpg","2026-03-31T13:54:04","2024-02-01T00:00:00","Zhang Ziyun, Sun Xueying, Gao Yujie (2024) Sapphire from Sri Lanka with Twinned Gahnospinel Inclusion. The Journal of Gemmology, Vol. 39, No. 2, pp. 115-117.",[],[547],{"id":548,"url":549,"name":550},43,"https://project-static.guildgemedu.com/project/a8f77eed-3055-4287-b2bb-24b554370763.pdf","2024_Sapphire from Sri Lanka with Twinned Gahnospinel Inclusion_Zhang_JoG.pdf",{"id":552,"slug":553,"content_type":273,"title":554,"title_en":554,"excerpt":555,"excerpt_en":555,"featured_image_url":556,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":557,"created_at":543,"authors":558,"venue":281,"paper_published_date":543,"citation":559,"paper_type":283,"external_links":560,"attachments":561},82,"hayne-with-variable-fluorescence-behaviour","Haüyne with Variable Fluorescence Behaviour","Gem-quality haüyne is a rare collector’s stone that is most commonly blue to greenish blue or white (colourless). Recently, the authors examined a 2.2 g piece of rough that was submitted for identific...","https://project-static.guildgemedu.com/project/9d8ebd99-7b74-4f6e-a812-ea5dfe7d4daf.jpg","2026-03-31T13:56:30","Gao Yujie, Zhang Ziyun, Huang Tiantian, Li Xueping","Gao Yujie, Zhang Ziyun, Huang Tiantian, Li Xueping. (2024) Haüyne with Variable Fluorescence Behaviour. The Journal of Gemmology, Vol. 39, No. 2, pp. 108-109.",[],[562],{"id":563,"url":564,"name":565},44,"https://project-static.guildgemedu.com/project/707be2a4-5a5f-4de4-a779-5006811c965c.pdf","2024_Haüyne with Variable Fluorescence Behaviour_Gao_ JoG.pdf",{"id":567,"slug":568,"content_type":273,"title":569,"title_en":569,"excerpt":570,"excerpt_en":570,"featured_image_url":571,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":572,"created_at":573,"authors":574,"venue":575,"paper_published_date":573,"citation":576,"paper_type":283,"external_links":577,"attachments":578},83,"cummingtonite-needles-encased-by-quartz-in-a-rhodonite","Cummingtonite needles encased by quartz in a rhodonite","Recently, the authors examined a 7.38 ct gem-quality rhodonite exhibiting a vivid orangy red color and good transparency (figure 17). Gemological testing, Fourier-transform infrared spectroscopy, and ...","https://project-static.guildgemedu.com/project/65b485f0-cb7d-40b7-93ac-64a21f502ca5.jpg","2026-03-31T13:56:59","2024-01-15T00:00:00","Gao Yujie, Sun Xueying, Zhang Ziyun, Tang Ruobin","Gems & Gemology","Gao Yujie, Sun Xueying, Zhang Ziyun, Tang Ruobin. (2024) Cummingtonite needles encased by quartz in a rhodonite. Gems & Gemology, Vol. 60, No. 1, pp. 133-134.",[],[579],{"id":580,"url":581,"name":582},45,"https://project-static.guildgemedu.com/project/a8e9446f-9529-4502-be3a-fad513d29cd2.pdf","2024_Cummingtonite needles encased by quartz in a rhodonite_Gao_Gems & Gemology.pdf",{"id":584,"slug":585,"content_type":273,"title":586,"title_en":586,"excerpt":587,"excerpt_en":587,"featured_image_url":588,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":589,"created_at":590,"authors":591,"venue":592,"paper_published_date":590,"citation":593,"paper_type":283,"external_links":594,"attachments":595},84,"ruby-from-longido-tanzania-mining-color-inclusion-and-chemical-features","Ruby from Longido, Tanzania: Mining, Color, Inclusion, and Chemical Features","This article reports on the recent mining and production status of ruby in Longido, Tanzania. Faceted-grade rubies and their matrix from Longido Area, Tanzania, were investigated by standard gemologic...","https://project-static.guildgemedu.com/project/1e9a5e37-b20f-49a3-8ae9-55fe90485e99.jpg","2026-03-31T13:59:41","2024-01-10T00:00:00","Gao Yujie, He Mingyue, Andrew Christopher Lucas, Sun Xueying, Zhou Dan, Huang Tiantian, Li Kai, Darwin Fortaleche, Lin Moqing, ZhuYuan, Jin Xiaoting","Crystals","Gao Yujie, He Mingyue, Andrew Christopher Lucas, Sun Xueying, Zhou Dan, Huang Tiantian, Li Kai, Darwin Fortaleche, Lin Moqing, ZhuYuan, Jin Xiaoting. (2024) Ruby from Longido, Tanzania: Mining, Color, Inclusion, and Chemical Features. Crystals, Vol. 14, pp. 383-405.",[],[596],{"id":597,"url":598,"name":599},46,"https://project-static.guildgemedu.com/project/2c97c5f6-f12b-49e2-8e67-d097aebc81d0.pdf","2024_Ruby from Longido Tanzania Mining_Gao_crystals.pdf",{"id":601,"slug":602,"content_type":273,"title":603,"title_en":603,"excerpt":604,"excerpt_en":604,"featured_image_url":605,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":606,"created_at":607,"authors":608,"venue":281,"paper_published_date":607,"citation":609,"paper_type":283,"external_links":610,"attachments":611},85,"emerald-containing-residues-of-green-polishing-compound","Emerald Containing Residues of Green Polishing Compound","Emeralds are commonly treated with organic fillers to reduce the visibility of fissures and thus improve their clarity (McClure et al. 1999), and in some cases green oil is also used to enhance their ...","https://project-static.guildgemedu.com/project/f858d120-ed6c-450f-9403-5202b37cc685.jpg","2026-03-31T14:06:22","2023-12-01T00:00:00","Ju Dan, Gao Yujie, Sun Xueying","Ju Dan, Gao Yujie, Sun Xueying (2023) Emerald Containing Residues of Green Polishing Compound. The Journal of Gemmology, Vol. 38, No. 8, pp. 758-759.",[],[612],{"id":613,"url":614,"name":615},47,"https://project-static.guildgemedu.com/project/74111e75-a2e5-410d-a584-f30a7a213cad.pdf","2023_Emerald Containing Residues of Green Polishing Compound_Ju_JoG.pdf",{"id":617,"slug":618,"content_type":273,"title":618,"title_en":618,"excerpt":619,"excerpt_en":619,"featured_image_url":620,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":621,"created_at":622,"authors":623,"venue":624,"paper_published_date":622,"citation":625,"paper_type":283,"external_links":626,"attachments":630},15,"阿扎德克什米尔蓝宝石的包裹体拉曼光谱研究","最初，传统意义的克什米尔蓝宝石仅指产于“Jammu and Kashmir”的蓝宝石，但近期越来越多相邻的地区会被叫做“克什米尔”,特别是产自巴基斯坦控制的阿扎德克什米尔（Azad-Kashmir）地区的蓝宝石。但两个产地蓝宝石的价格有着较大的差异，故准确的鉴定两者产地有着非常重要的意义。采用激光拉曼光谱仪测试技术对阿扎德克什米尔蓝色和紫色蓝宝石样品的包裹体及相关谱学特征进行研究。结果表明，阿扎德...","https://project-static.guildgemedu.com/project/8b28eee0-7b27-4a79-b050-44cc734d57a4.jpg","2026-02-03T17:03:21","2022-11-01T00:00:00","黄甜甜，郜玉杰，孙雪莹，韩琦.","宝石和宝石学杂志","黄甜甜，郜玉杰，孙雪莹，韩琦. (2022) 阿扎德克什米尔蓝宝石的包裹体拉曼光谱研究. 宝石和宝石学杂志, Vol. 24, No. 5, pp. 101-108. ",[627],{"id":106,"url":628,"title":629},"https://kns.cnki.net/kcms2/article/abstract?v=3uoqIhG8C44YLTlOAiTRKibYlV5Vjs7iJTKGjg9uTdeTsOI_ra5_XZdVt68jX9HNRHN9p8bYWcVr7RvN6_rGQjAcLfNSoBM5&uniplatform=NZKPT","CNKI",[631],{"id":106,"url":632,"name":633},"https://project-static.guildgemedu.com/project/7cfc9954-1cf5-4d4a-b177-e38f30b5fcc5.pdf","2022_阿扎德克什米尔蓝宝石的包裹体拉曼光谱研究_黄甜甜_宝石和宝石学杂志.pdf",{"id":635,"slug":636,"content_type":273,"title":637,"title_en":637,"excerpt":638,"excerpt_en":638,"featured_image_url":639,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":640,"created_at":641,"authors":642,"venue":281,"paper_published_date":641,"citation":643,"paper_type":283,"external_links":644,"attachments":647},18,"basaltic-sapphire-heated-with-pressure","Basaltic Sapphire Heated with Pressure","Recently, the authors examined a multi-coloured sapphire (blue, green and yellow) weighing more than 30 ct (Figure 26). Microscopic observation revealed uneven colour distribution with straight green-...","https://project-static.guildgemedu.com/project/49d0a17a-1b66-4caf-88f9-7b83e3fe593a.jpg","2026-02-03T17:10:51","2022-10-01T00:00:00","Gao Y.J., Sun X.Y.","Gao Y.J., Sun X.Y. (2022) Basaltic Sapphire Heated with Pressure. The Journal of Gemmology, Vol. 38, No. 4, pp. 327-328.",[645],{"id":617,"url":646,"title":629},"https://kns.cnki.net/kcms2/article/abstract?v=LeQIq0pPraN7z56UFBXYmp5cqSpFXzXCFpgvv08RLM-paCwYX2_gXfOX0wAnHIvG-utRwYyz3FuIIGMbS6BXmwaleUjm9c6Hn-56_4C3ZeNTvOjUwIL4otBP15xT3xAy&uniplatform=NZKPT",[648],{"id":617,"url":649,"name":650},"https://project-static.guildgemedu.com/project/c7b97fb5-b5d2-451a-bc7e-47978c50143f.pdf","2022_Basaltic Sapphire Heated with Pressure_Gao_JoG.pdf",{"id":28,"slug":652,"content_type":273,"title":653,"title_en":653,"excerpt":654,"excerpt_en":654,"featured_image_url":655,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":656,"created_at":657,"authors":658,"venue":575,"paper_published_date":657,"citation":659,"paper_type":283,"external_links":660,"attachments":664},"trapiche-emerald-from-swat-valley-pakistan","Trapiche Emerald from Swat Valley, Pakistan","Trapiche emerald from Swat Valley, Pakistan. Trapiche emeralds are usually found in Colombia. Recently the authors received six emeralds reportedly from Swat Valley, Pakistan, polished as double-sided...","https://project-static.guildgemedu.com/project/2cf251c4-f4f3-45a7-95b8-f4cb55add85c.jpg","2026-02-03T16:14:42","2019-09-01T00:00:00","Gao Y.J., Sun X.Y., Shan M.J.","Gao Y.J., Sun X.Y., Shan M.J. (2019) Trapiche Emerald from Swat Valley, Pakistan. Gems & Gemology, Vol. 55, No. 3, pp. 441-442.",[661],{"id":210,"url":662,"title":663},"https://www.gia.edu/gems-gemology/fall-2019-gemnews-trapiche-emerald-swat-valley","GIA",[665],{"id":210,"url":666,"name":667},"https://project-static.guildgemedu.com/project/e4ffbbff-80b6-4c4f-bc57-6df7c21170ed.pdf","2019_Trapiche Emerald from Swat Valley, Pakistan_Gao_Gems & Gemology.pdf",{"id":239,"slug":669,"content_type":273,"title":670,"title_en":670,"excerpt":671,"excerpt_en":671,"featured_image_url":672,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":673,"created_at":657,"authors":674,"venue":575,"paper_published_date":657,"citation":675,"paper_type":283,"external_links":676,"attachments":679},"recrystallization-of-baddeleyite-as-an-indicator-of-pht-hpht-treatment-in-sapphire","Recrystallization of Baddeleyite as an Indicator of PHT (“HPHT”) Treatment in Sapphire","Recrystallization of baddeleyite as an indicator of PHT(“HPHT”) treatment in sapphire. PHT (“HPHT”) treatment in sapphire has been a controversial topic the last few years. Recently, Guild Gem Laborat...","https://project-static.guildgemedu.com/project/7d9d464d-f8c2-47af-b6f8-666219c6b2e8.jpg","2026-02-03T15:26:52","Sun X.Y., Gao Y.J.","Sun X.Y., Gao Y.J. (2019) Recrystallization of Baddeleyite as an Indicator of PHT (“HPHT”) Treatment in Sapphire. Gems & Gemology, Vol. 55, No. 3, pp. 448-450.",[677],{"id":70,"url":678,"title":663},"https://www.gia.edu/gems-gemology/fall-2019-gemnews-recrystallization-baddeleyite-indicator",[680],{"id":70,"url":681,"name":682},"https://project-static.guildgemedu.com/project/b188e978-1cc5-42b2-a62f-bb84c77f4406.pdf","2019_Recrystallization of Baddeleyite as an Indicator of PHT HPHT Treatment.pdf",{"id":210,"slug":684,"content_type":273,"title":685,"title_en":685,"excerpt":686,"excerpt_en":686,"featured_image_url":687,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":688,"created_at":657,"authors":689,"venue":575,"paper_published_date":657,"citation":690,"paper_type":283,"external_links":691,"attachments":694},"dendritic-inclusions-of-thorianite-in-heated-blue-sapphire","Dendritic Inclusions of Thorianite in Heated Blue Sapphire","Recently, a 2.05 ct blue sapphire was sent to Guild Gem Laboratories for identification (figure 1). Standard gemological testing confirmed it was corundum, with a refractive index of 1.762–1.770 and s...","https://project-static.guildgemedu.com/project/1b4da458-6aec-451a-a01d-4d44b54e5ed9.jpg","2026-02-03T14:36:26","Gao Y.J., Sun X.Y., Li H.H.","Gao Y.J., Sun X.Y., Li H.H. (2019) Dendritic Inclusions of Thorianite in Heated Blue Sapphire. Gems & Gemology, Vol. 55, No. 3, pp. 447-448.",[692],{"id":88,"url":693,"title":663},"https://www.gia.edu/gems-gemology/fall-2019-gemnews-dendritic-inclusions-thorianite",[695],{"id":88,"url":696,"name":697},"https://project-static.guildgemedu.com/project/54cf01af-df9b-434f-8324-48ccee8c60cc.pdf","2019_Dendritic Inclusions of Thorianite in Heated Blue Sapphire_Gao_Gems & Gemology.pdf",{"id":699,"slug":700,"content_type":273,"title":701,"title_en":701,"excerpt":702,"excerpt_en":702,"featured_image_url":703,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":704,"created_at":705,"authors":706,"venue":575,"paper_published_date":705,"citation":707,"paper_type":283,"external_links":708,"attachments":711},8,"natural-sapphire-with-trapiche-pattern-inclusions","Natural Sapphire with Trapiche Pattern Inclusions","Recently, Guild Gem Laboratories received a 10.48 ct sugarloaf emerald (figure 1) for identification and origin determination. The refractive index (approximately 1.58) and specific gravity (approxima...","https://project-static.guildgemedu.com/project/976c02ab-e9bd-4540-ae3a-a412300c4ab1.jpg","2026-02-03T15:16:18","2018-12-01T00:00:00","Gao Y.J., Ju D., Zhao Y.Z.","Gao Y.J., Ju D., Zhao Y.Z. (2019) Natural Sapphire with Trapiche Pattern Inclusions. Gems & Gemology, Vol. 55, No. 3, pp. 440.",[709],{"id":6,"url":710,"title":663},"https://www.gia.edu/gems-gemology/fall-2019-gemnews-sapphire-trapiche-pattern",[712],{"id":6,"url":713,"name":714},"https://project-static.guildgemedu.com/project/7b25fa03-afe3-4534-a0dd-84372c054231.pdf","2019_Natural Sapphire with Trapiche Pattern Inclusions_Gao_Gems & Gemology.pdf",{"id":70,"slug":716,"content_type":273,"title":717,"title_en":717,"excerpt":702,"excerpt_en":702,"featured_image_url":718,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":719,"created_at":705,"authors":720,"venue":575,"paper_published_date":705,"citation":721,"paper_type":283,"external_links":722,"attachments":725},"natural-emerald-with-inclusions-along-three-directions","Natural Emerald with Inclusions along Three Directions","https://project-static.guildgemedu.com/project/5339f02d-4587-4973-ad61-3c92cfaaa667.jpg","2026-02-03T14:32:04","Gao Y.J., Li K., Fortaleche D.","Gao Y.J., Li K., Fortaleche D. (2018) Natural Emerald with Inclusions along Three Directions. Gems & Gemology, Vol. 54, No. 4, pp. 452-453.",[723],{"id":55,"url":724,"title":663},"https://www.gia.edu/gems-gemology/winter-2018-gemnews-natural-emerald-with-inclusions-along-three-directions",[726],{"id":55,"url":727,"name":728},"https://project-static.guildgemedu.com/project/5f348e84-0771-4ca9-ae1a-0c070387d8de.pdf","2018_Natural Emerald with Inclusions along Three Directions_Gao_Gems & Gemology.pdf",{"id":6,"slug":730,"content_type":273,"title":730,"title_en":730,"excerpt":731,"excerpt_en":731,"featured_image_url":732,"cover_position":277,"is_featured":297,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":733,"created_at":734,"authors":735,"venue":624,"paper_published_date":734,"citation":736,"paper_type":283,"external_links":737,"attachments":740},"祖母绿颜色分级体系","国际祖母绿市场日益繁荣,贸易交流频繁,市场急需一个科学、规范、通用的颜色分级体系。Guild宝石实验室基于自身数十年的研究成果,根据孟塞尔颜色理论,结合贸易实际,以祖母绿比色石实物为支撑,开发出了一套科学、完善的祖母绿颜色分级体系。按照颜色三要素:色相、饱和度、明度,将颜色级别划分为五个级别:浅（Light）、中（Medium）、浓（Intense）、艳（Vivid）、深（Deep）。其中,艳（V...","https://project-static.guildgemedu.com/project/3bd2af48-7e8e-459e-b61b-1be5eb73b229.jpg","2026-02-03T12:23:02","2018-03-01T00:00:00","郜玉杰, Carmona C., 刘丽红, 吴飞洋, Fortaleche D., 林庆春.","郜玉杰, Carmona C., 刘丽红, 吴飞洋, Fortaleche D., 林庆春. (2018) 祖母绿颜色分级体系. 宝石和宝石学杂志, Vol. 20, No. 2, pp. 9-16.",[738],{"id":73,"url":739,"title":629},"https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFDLAST2018&filename=BSHB201802002&uniplatform=NZKPT&v=JWS7b4-nWQUOOhenPGF9_4ucV--59hrQfmtB0CjrPvqSp1rZtZzg96cm_H7Ubg6q",[741],{"id":73,"url":742,"name":743},"https://project-static.guildgemedu.com/project/e4ceba01-fcb1-4bd3-93ec-7fe9e040bb2e.pdf","2018_祖母绿颜色分级体系_郜玉杰_宝石和宝石学杂志.pdf",{"id":88,"slug":745,"content_type":273,"title":746,"title_en":746,"excerpt":747,"excerpt_en":747,"featured_image_url":748,"cover_position":277,"is_featured":13,"is_published":13,"is_zh_open":13,"is_en_open":13,"published_at":749,"created_at":750,"authors":751,"venue":752,"paper_published_date":750,"citation":753,"paper_type":754,"external_links":755,"attachments":758},"gota-de-aceite-effect-in-emerald-observation-and-cause","\"Gota de aceite\" Effect in Emerald: Observation and Cause","Emeralds with highly saturated green color and pure clarity are strongly cherished and coveted by gem dealers and collectors.Those green beauties with the so called \"Gota de aceite\" optical phenomenon...","https://project-static.guildgemedu.com/project/81f5096a-7815-4b9c-96d0-fe798279cb8e.jpg","2026-02-03T11:26:49","2017-11-08T00:00:00","Gao Y.J., Miro Ng., Carmona C., Lin Q.C.","中国国际珠宝首饰学术交流会","Gao Y.J., Miro Ng., Carmona C., Lin Q.C. (2017) “Gota de aceite” Effect in Emerald: Observation and Cause. 中国珠宝首饰学术交流会论文集, pp. 95-97. ","conference",[756],{"id":36,"url":757,"title":629},"https://kns.cnki.net/KCMS/detail/detail.aspx?dbcode=IPFD&filename=GTYS201711001025",[759],{"id":36,"url":760,"name":761},"https://project-static.guildgemedu.com/project/cdc396a5-c56b-4573-b09e-2ce4c31613ac.pdf","2017_Gota de aceite Effect in Emerald Observation and Cause_Gao_中国珠宝首饰学术交流会论文集.pdf",1776741436011]