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Beryl & Schorl

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MGR835229

Beryl & Schorl

Description Tabs

Description
Locality: 
Erongo Mountains, Karibib, Erongo Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
13.1 × 8.7 × 5.5 cm
Description

What a spectacular piece! Sharp terminated, end-pointed beryl crystals formed a very tri-dimensional assemble with minor schorl at the lower base. The crystals are all end-pointed - not one larger crystal shows any damage. Tnd all crystals show these amazing, sharp green caps in gemmy quality. Really a stunning specimen in finest qulity and best condition!

Mineral Data
What's on the rock

Beryl

Formula: 
Be3Al2(Si6O18)
Strunz: 
9.CJ.05
Crystal System: 
Hexagonal
Hardness: 
7.5 - 8.0
Streak: 
White

Schorl

Formula: 
Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Strunz: 
9.CK.05
Hardness: 
7.0