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Hydrodresserite & Weloganite

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SYM1054321

Hydrodresserite & Weloganite

Type Locality

Description Tabs

Description
Locality: 
Francon Quarry, Québec, Canada
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.7 × 2.3 × 1.3 cm
Description

White crystals and spheres of hydrodresserite crystals with small clusters of weloganite on the matrix. 

Mineral Data
What's on the rock

Hydrodresserite

Formula: 
BaAl2(CO3)2(OH)4·3H2O
Strunz: 
5.DB.15
Crystal System: 
Triclinic
Hardness: 
3.0 - 4.0
Type Locality: 
Francon quarry, Montréal, Québec, Canada

Weloganite

Formula: 
Na2Sr3Zr(CO3)6·3H2O
Strunz: 
5.CC.05
Hardness: 
3.5
Streak: 
white
Type Locality: 
Francon quarry, Montréal, Québec, Canada