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Aquamarine & Schorl

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ESM669549

Aquamarine & Schorl

Description Tabs

Description
Locality: 
Erongo Mountains, Karibib, Erongo Region, Namibia
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
6 × 11.5 × 10.5 cm
Description

A cluster of lustrous translucent blue aquamarine crystals on lustrous black schorl crystals

Mineral Data
What's on the rock

Aquamarine

Variety Of: 

Beryl

Formula: 
Be3Al2(Si6O18)
Strunz: 
9.CJ.05
Hardness: 
7.5 - 8.0
Formula: 
Be3Al2Si6O18
Hardness: 
0.0
Colour: 
Blue
Streak: 
White

Schorl

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