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Montroyalite

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CR200936

Montroyalite

Rare Mineral

Description Tabs

Description
Locality: 
Francon Quarry, Québec, Canada
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 2.5 × 1 cm
Description

Globular white montroyalite in a vug of the matrix from the type locality.

Ex Franz Bauer collection, ex Dr. HJ Wilke collection.

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