Prehnite and Calcite on Basalt – NAM 019

Prehnite and calcite crystals on basalt matrix

Measurements:  76 x 70 x 32 mm

Description:  Well-formed aggregates of prehnite, together with calcite crystals, sit on a basalt matrix. 

Some of the prehnite crystals, mostly on the edges of the specimen, are damaged.

Weight of Specimen:  218 g

Chemical Composition:  SiO2  

Hardness on Mohs Scale:  7  

Location:  Brandberg, Namibia.

Specimen Code:  NAM 019

R 400


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