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Bradleyite & Bonshtedtite

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BCK553306

Bradleyite & Bonshtedtite

Rare Mineral

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 0.8 × 1 cm
Description

You are bidding on a small sample of two very rare minerals from MSH. There are several intergrown yellow crystal fragments of these rare minerals in a fracture on matrix. Verified material from the only find of the mineral. 

Mineral Data
What's on the rock

Bradleyite

Formula: 
Na3Mg(CO3)(PO4)
Strunz: 
5.BF.10
Crystal System: 
Monoclinic
Hardness: 
3.0 - 4.0
Type Locality: 
John Hay Jr. Well No. 1, Green River Formation, Sweetwater Co., Wyoming, USA

Bonshtedtite

Formula: 
Na3Fe2+(CO3)(PO4)
Strunz: 
5.BF.10
Hardness: 
4.0
Type Locality: 
Kovdor Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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