Prehnite

Prehnite is a form of calcium aluminium silicate and is a mineral that occurs in veins and cavities in mafic volcanic rocks. It is semi-transparent to translucent with pale green to yellowish green colouring. It is not normally treated. Hardness: 6-6.5 (Mohs).

Page 1 of 1:    4 Items


Page 1 of 1:    4 Items
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