Research Collaborations & Support to Academia

Since GIA’s founding in 1931, our mission has been to protect the public trust in gems and jewelry. Part of fulfilling this mission means conducting extensive research on gems through acquiring gem samples and conducting thorough scientific investigation on these samples through cutting-edge instruments. Our goal is to share our findings widely, including with the jewelry trade, scientific and academic communities and the general public.

The following list showcases recent articles authored or coauthored by GIA scientists that have appeared in professional publications. Coauthored articles were written in collaboration with researchers at universities or other institutions. These diverse articles represent pressing topics that our scientists are currently investigating, including knowledge that addresses current gemological challenges.

All Gems & Gemology articles are available for download on the GIA website. Articles from other journals are often available in university libraries or from the journal publishers. At GIA, we are privileged to have access to a large range and quantity of gems often unavailable to other scientists. We are thrilled to be able to share the insight obtained from these gems with fellow scientists and the public at large.

天然钻石和实验室制造钻石之间是否有差异?

了解天然钻石和实验室制造钻石之间的差异和相似之处,以及 GIA 研究人员和分级鉴定所如何讲述这些差异。

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行业期待一场振奋人心的 2019 年拉斯维加斯珠宝展

由于全球其他地区的业务放缓,业界所有目光都集中在拉斯维加。

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钻石研究为大陆的形成提供线索

矿物内含物揭示了大陆的构造,并帮助研究人员确定钻石的年龄。

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戴比尔斯供应增加,FTC 对“环保”声明发出警告

戴比尔斯积极应对波动,FTC 发出有关实验室制造钻石的警告。另附:揭开 302.37 克拉 Graff Lesedi La Rona(我们的光)的神秘面纱。

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蒙大纳州约戈蓝宝石的独特宝石学特征

看看这颗鲜艳的蓝色蓝宝石的开采和区别特征。

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复兴主义珠宝风格焕发新生:考古、文艺复兴与埃及

复兴主义珠宝的灵感来源于过去 — 能将我们与丰富的人类文明史联系起来。

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Natural-Color Pink, Purple, Red, and Brown Diamonds: Band of Many Colors (英语)

Summarizes data collected by GIA on more than 90,000 natural diamonds in this color range and presents their gemological and spectroscopic properties.

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Gemological Analysis of Lightbox CVD-Grown “White” Diamonds (英语)

Lightbox, a De Beers company, has begun selling “white,” pink, and blue CVD laboratory-grown diamonds at a flat rate of $800 per carat.

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Diamonds from the Deep: How Do Diamonds Form in the Deep Earth? (英语)

Surprisingly, diamonds do not all form in the same way, but rather they form in various environments and through varying mechanisms.

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蒙大纳州约戈峡谷蓝宝石的宝石学特征 (英语)

A look at the mining and distinguishing characteristics of this naturally vibrant blue sapphire.

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合成钻石的特征 (英语)

Presents a visual guide to the growth processes and major gemological spectroscopic features of synthetic diamonds.

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莫桑比克红宝石“低温”热处理研究进展:重点关注包裹体和傅里叶变换红外光谱

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GIA Knowledge Sessions

GIA Knowledge Sessions graphic with quote: ‘Since 1931, we have shared everything we learned with you,” Richard T. Liddicoat
GIA Knowledge Sessions are a series of talks and seminars that engage gem and jewelry lovers about today’s most diverse and pressing issues in gemology.
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