Sapphire Connoisseurship • Judging Sapphire • Passion Fruit
Sapphire is one of the classic gems. In this article, Lotus Gemology's resident connoisseur casts a discerning eye at the factors that contribute to quality in this legendary precious stone.
Huge Rubies & Sapphires • Big Time • Digital Devil #14
Digital Devil #14. An exposé on massive "gem" specimens matched with bogus "appraisals."
Burma Ruby Mining • Heat Wave • Digital Devil #13
Digital Devil #13. A tale of Burmese rubies, Burmese heat, a Shan princess and a Burmese general.
Russia Jade Mines • Khakassia, Kazakhstan & Polar Jade
Jadeite jade is a stone intimately associated with Burma (Myanmar). But there are deposits in other countries. This article details Russia's jadeite deposits in the Polar Urals and Khakassia.
Blood Diamonds Deconstructed • Blood from a Stone • Digital Devil #12
Digital Devil #12. The subject of "blood diamonds" (conflict diamonds) quickly became a major story in 2000. Here, Richard Hughes casts a jaundiced eye at the subject.
GE HPHT Treated Diamonds • Have I Got an Idea 4 U • Digital Devil #11
Installment #11 of my Digital Devil column, once again going after GE and LKI for their HPHT treated diamonds.
Synthetic Moissanite • C3: I C Thru U • Digital Devil #10
Digital Devil #10. It was Tucson. Show over. The last supper. One of those marvelous evenings which Tucson regularly delivers…