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Hackmanite

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SYM786679

Hackmanite

Rare Mineral

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.3 × 1.9 cm
Description

Single crystal of hackmanite from MSH. 

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