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Emerald

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ESM719913

Emerald

Description Tabs

Description
Locality: 
Krupskoye, Izumrudnye Kopi, Malyshevo, Yekaterinburg, Sverdlovsk Oblast, Russian Federation
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.5 × 1.5 cm
Description

A green terminated emerald crystal

Mineral Data
What's on the rock

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