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Montroyalite

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SYM925515

Montroyalite

Type Locality

Description Tabs

Description
Locality: 
Francon Quarry, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1 × 1 cm
Description

Very rare type locality light yellow spheres of montroyalite in several seems on the matrix.  

Mineral Data
What's on the rock

Montroyalite

Formula: 
Sr4Al8(CO3)3(OH,F)26·10-11H2O
Strunz: 
5.DB.10
Hardness: 
3.5
Type Locality: 
Francon quarry, Montréal, Québec, Canada