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Emerald

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CYF588487

Emerald

Description Tabs

Description
Locality: 
Muzo Mine, Muzo Municipality, Boyacá Department, Colombia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.5 × 1.3 cm
Largest Crystal: 
1.10cm
Description

Deep green emerald crystal on matrix from Columbia.  This specimen has clean prism faces and a crisp termination.

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