|
|
Measurements:
63 x 26 x 23 mm Description: Beautiful, dark green epidote crystals (largest about 5 mm wide) sit among clear calcite crystals, and a few clear quartz crystals, all on a matrix of basalt, quartz and epidote. The main quartz crystal is badly broken, and some calcite crystals have nicks. Most of the damage is to the edges. The value of this specimen lies in its beautiful epidote crystals. Chemical
Composition: Ca2Fe3+2.25Al0.75(SiO4)3(OH)
(epidote)
CaCO3 (calcite)
Hardness on Mohs Scale: (epidote)
7
Location:
Brandberg, Namibia Specimen
Code: NBB 064 US $ 55
. . . |