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Hackmanite With Magnetite

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KRM74708

Hackmanite With Magnetite

Classic Locality

Description Tabs

Description
Locality: 
Koksha Valley, Badakhshan Province, Afghanistan
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3.2 × 2 cm
Description

An aesthetic nice combination specimen of hackmanite and magnetite from a famed classic locality Koksha vellay , Badakhshan .

The pale green colour of hackmanite changes to dark red after contact with the sun. 

Mineral Data
What's on the rock

Hackmanite

Variety Of: 

Sodalite

Formula: 
Na8(Al6Si6O24)Cl2
Strunz: 
9.FB.10
Hardness: 
5.5 - 6.0
Formula: 
Na8Al6Si6O24(Cl2,S)
Hardness: 
0.0

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black
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