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).

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Prehnite Faceted Round ~ Various Sizes
From:  £1.30
Prehnite Rose Cut Round Cabochon ~ Various Sizes
From:  £0.60
Prehnite Round Cabochon ~ Various Sizes
From:  £0.80

Page 1 of 1:    3 Items