Measurements: 87 x 58 x 21 mm
Description: Quartz and calcite crystals share a matrix of mixed minerals with prehnite and epidote. About three of the very small quartz crystals have reddish hematite specks and threads in them.
Damage is limited to a few minute to very small nicks to the crystals, and damage to the edges of the specimen.
Weight of Specimen: 84.2 g
Chemical Composition: SiO2 (quartz)
Hardness on Mohs
Specimen Code: BARG 025
US $ 45