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Prehnite Balls on Matrix - NBB 042 |
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Measurements:
41 x 40 x 30 mm
Description: Two stunning small balls of bladed prehnite (11 and 8 mm diameter respectively) with a few small quartz crystals, on a matrix of basalt and quartz. The prehnite is undamaged, but the main quartz crystal is damaged. Chemical Composition: Ca2Al2Si3O10(OH)2 (prehnite) Location: Brandberg, Namibia Specimen Code: NBB 042 US $ 70
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