Photo Copyright © Brian Kosnar - Mineral Classics  - This image is copyrighted. Unauthorized reproduction prohibited.
Gemstone: Sphalerite
Location of Origin:Mogilata deposit, Septemvri mine (Deveti Septemvri mine), Madan ore field, Smolyan Province, Bulgaria
Treatments:None reported
Cut Type:Concave Round
Weight:15.36 cts.
Dimensions:14.60mm x ?mm x ?mm
This cut is referred to as a "Concave Round Brilliant"

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