Browsing Archive: November, 2019
Posted by Site Moderator Webmaster on Sunday, November 24, 2019,
In :
Faceting
Duncan Miller
A few years
ago, faceting friends of mine in Durban bought some green gem quality material
sold as epidote or possibly peridot. It was nice clear green, and some pieces
of rough still adhered to a matrix, "dug out of the ground right in
front" of the vendor from Moçambique. The cutting and polishing was easy,
apparently working like tanzanite. But the surface of the polished stone
degraded quite rapidly, developing hazy spots, so samples were sent to me for
identification.
The ...
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