2017 年冬季刊 - Volume 53, Issue 4

所有问题

社论

The World’s Biggest Diamonds: Windows into the Earth’s Deep Mantle

Duncan Pay, Editor-in-Chief


An overview of the Winter 2017 Gems & Gemology content.
 

Read More

文章 (0)

查看本期所有文章

固定专栏

实验室注意事项

Lab Notes

The latest advances and findings from GIA laboratories.

Micro-World

An in-depth look at the hidden world of gem inclusions.

宝石新闻

Gem News International

Global coverage of gem sources, notable new gem materials, and recent industry developments.

书评

Reviews

Your guide to the latest
gem and jewelry books
and other media.

2017 年

投票选出最有价值的文章

Vote before Monday, March 19, 2018 for the Dr. Edward J. Gübelin Most Valuable Article Awards. Ballots will be entered in a drawing for a one-year print subscription to G&G.

Click here.