Category: Featured Articles

Burma: Shades of Grey

In late August, Buddhist monks numbering in the hundreds, joined prodemocracy activists in protesting hardships faced by the greater population of Myanmar (herein after identified in this article by its proper name Burma) due to…

Tanzanite

Tanzanite is a relative newcomer as far as gems go. Discovered in 1967 in the African nation of Tanzania, the initial pocket of mate- rial was quite small. Many stories are tied to its discovery…

Blue Topaz Update

Acting on a complaint earlier this summer, the NRC informed retail jewelers that they may be selling blue topaz in noncompliance with NRC regulations. The NRC letter also purportedly requested the names of the retailers…

Cuprian Tourmaline

Cuprian tourmaline is the variety of copper bearing tourmaline mined from locations other than the original source of copper bearing tourmaline in Paraiba, Brazil. The GemGuide considers Paraiba to be an origin-specific trade name…

Andesine Feldspar

Transparent red andesine appeared in the market in 2002. At first, only small quantities were observed. Dealers stated that the apparently new, rare, stone was coming from a small deposit in the Congo. The GMN…