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Dawsonite

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PDM898810

Dawsonite

Description Tabs

Description
Locality: 
Francon Quarry, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 3.7 × 3 cm
Weight: 
26.00gr
Description

Rich specimen with hundreds of prismatic dawsonite crystals arranged in radiating groups. They are transparent and lustrous, and according to the associated label they are associated to marcasite crystals. Good representative specimen for species and locality.

Exchanged by René Virlet in 1977 with US collector Jessie Hardman.

Combine specimens to reduce shipping costs!.

Mineral Data
What's on the rock

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

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