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Feldspar With Schorl

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Feldspar With Schorl

Classic Locality

Description Tabs

Description
Locality: 
Erongo Mountains, Karibib, Erongo Region, Namibia
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.1 × 4.7 × 3.6 cm
Largest Crystal: 
8.10cm
Weight: 
171.00gr
Description

A fabulous large Feldspar specimen with two fine Black Tourmaline crystals in it from Erongo Mountain, Namibia. A good palm-size specimen.

Mineral Data
What's on the rock

Feldspar

Group Parent: 
Feldspar Group

Schorl

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