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Weloganite & Dawsonite

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SMM787266

Weloganite & Dawsonite

Type Locality

Description Tabs

Description
Locality: 
Francon Quarry, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.7 × 1 cm
Description

A nice group of pale yellow weloganite crystals and many, smaller, prismatic hexagonal, colorless dawsonite crystals spread close. Good specimen.

Boxed with Label
Mineral Data
What's on the rock

Weloganite

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

Dawsonite

Formula: 
NaAlCO3(OH)2
Strunz: 
5.BB.10
Crystal System: 
Orthorhombic
Hardness: 
3.0
Streak: 
White
Type Locality: 
McGill University campus, Montréal, Québec, Canada

Seller Information

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