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Schorl & Feldspar

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Schorl & Feldspar

Description Tabs

Description
Locality: 
Erongo Mountains, Karibib, Erongo Region, Namibia
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
15 × 12 × 4 cm
Description

Higly lustrous blocky black schorl crystals on white feldspar

Mineral Data
What's on the rock

Schorl

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

Feldspar

Group Parent: 
Feldspar Group