As technology marches forward so have techniques in the synthesis and treating of gemstones. Knowing how to identify these is of paramount importance to gemologists and valuers. This is why we possess the tools of…
Featured ArticlesWhen it comes to flux in ruby, there are some rather fundamental misunderstandings that are nearly uni- versal. They create a misperception of what is being done and why. The flux which is present in a…
Featured ArticlesJade has been worked by the Chinese since ancient history. Burma is the major source of fine jade. Because of the high popularity of jade, there are a number of materials that are used to…
Featured ArticlesEven though HPHT grown synthetic diamonds have been produced since 1953 (first by Asea, today by ABB in Norway) they posed little concern to the gem market because of their high production cost, clarity issues…
Featured ArticlesIn Las Vegas everything is supposed to be big, bright, and shiny so it may seem like an odd backdrop for serious discussions about tough issues that put the diamond industry's "shine" on the line…
Featured ArticlesGem quality natural diamonds are noticeably scarce in the market and seem to be getting scarcer. As a result, prices for the most part, are on an upward trajectory. Short term volatility with long term…
Featured ArticlesHistory tells us that emeralds are green. Gemology tells us that emeralds are green. In the late 1990’s one company started campaigning to refer to red beryl as red emerald, to market the rare gem…
Colored Stone MarketThere are many humorous things in the world; among them the white man's notion that he is less savage than the other savages. Mark Twain, Following the Equator, p. 213 Go East Young Man From the times of Alexander…
Featured ArticlesThe article, In Support of the Term Stabilized Ruby, published in the March/April 2010 issue, elicited mixed response and concern over proper terminology. Gemworld is not opposed to the term glass-filled ruby. However, due to…
Featured ArticlesInitiatives in Art and Culture, based in New York City, hosts many conferences related to the arts and culture. Recently, some topics of interest crossed into the gem industry. They presented a conference on coral…
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