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Ruby

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SER700625

Ruby

Description Tabs

Description
Locality: 
Zazafotsy, Ihosy, Ihorombe, Madagascar
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.6 × 3.1 × 1.8 cm
Largest Crystal: 
0.90cm
Description

a perfect, well terminated, red ruby crystal on black micaschist

Mineral Data
What's on the rock

Ruby

Variety Of: 

Corundum

Formula: 
Al2O3
Strunz: 
4.CB.05
Hardness: 
9.0
Formula: 
Al2O3
Crystal System: 
Hexagonal
Hardness: 
9.0
Colour: 
Red