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Pleonaste

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RBR67309

Pleonaste

Description Tabs

Description
Locality: 
Aldan, Aldan Shield, Sakha Republic, Russian Federation
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 4 × 3.5 cm
Description

A  kind of spinell, called “chromium-spinell”. It includes aluminium. Ex-Wilhelm Niemetz collection.

Mineral Data
What's on the rock

Pleonaste

Variety Of: 

Spinel

Formula: 
MgAl2O4
Strunz: 
4.BB.05
Hardness: 
7.5 - 8.0
Hardness: 
0.0

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