Haven't done this in ages. The first person to ID this gemstone will win a free download of Gemology Tools Professional. Clues: 1) Transparent 2) Colorless 3) High RI: 1.65 4) Low RI: 1.49 5) SG: 2.20
_________________ Information is King. Bill Wise Gemology Tools Professional http://www.gemologytools.com (if you use a Windows machine) http://www.gemologytoolsonline.com (if you use a Mac or iPad)
Well, that didn't take long! Must have been too easy.
_________________ Information is King. Bill Wise Gemology Tools Professional http://www.gemologytools.com (if you use a Windows machine) http://www.gemologytoolsonline.com (if you use a Mac or iPad)
Whewellite is correct! 1bwana1 wins a GT Pro download!
_________________ Information is King. Bill Wise Gemology Tools Professional http://www.gemologytools.com (if you use a Windows machine) http://www.gemologytoolsonline.com (if you use a Mac or iPad)
The most consistent property in gemmology is birefringence. This one was unique, and led me straight to the answer. Very obscure stone to be sure, but I have personally passed one in the past. LOL.
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