Measurements:
51 x
30 x 24 mm
Description: A group of (mostly)
clear quartz crystals on a thin matrix. There are a few very small
crystals of epidote on the surface.
Weight
of Specimen: 19.7 g
Chemical
Composition: SiO2
(quartz)
Ca2Fe3+2.25Al0.75(SiO4)3(OH)
(epidote)
Hardness on Mohs Scale:
(quartz) 7
(epidote)
7
Location:
Brandberg, Namibia.
Specimen
Code: BARG 048
US $ 15
|