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Beryl Var Emerald

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JYJ722438

Beryl Var Emerald

Description Tabs

Description
Locality: 
Carnaíba, Pindobaçu, Bahia, Brazil
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12 × 8 × 5.5 cm
Description

Many beryl var. emerald crystals in matrix. Historic specimen from an old systematic collection.

 

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

Emerald

Variety Of: 

Beryl

Formula: 
Be3Al2(Si6O18)
Strunz: 
9.CJ.05
Hardness: 
7.5 - 8.0
Formula: 
Be3(Al,Cr)2Si6O18
Crystal System: 
Hexagonal
Hardness: 
0.0