Measurements: 20 x 19 x 17 mm
Description: A gemmy, short, stubby topaz crystal. The facet ridges appear to be weather-worn, but inside it looks like faceting quality.
The crystal has quite a few small nicks and damage where it parted from its matrix.
Weight of Specimen: 16.0 g
Chemical Composition: Al2SiO4(F,OH)2
Hardness on Mohs Scale: 8
US $ 65