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Martinite & Erdite

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BCK673622

Martinite & Erdite

Gilles Haineault
Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.4 × 1.3 cm
Description

You are bidding on a small sample of sodalite zenolith with a small vug hosting a single colorless plate of very rare martinite with rich needles of brown erdite. There are other needles of erdite in other vugs and nice crystals of eudialyte on the edges of the sample. Rare!

Mineral Data
What's on the rock

Martinite

Formula: 
(Na,◻,Ca)12Ca4(Si,S,B)14B2O38(OH,Cl)2F2·4H2O
Strunz: 
9.EE.80
Hardness: 
0.0
Type Locality: 
Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Erdite

Formula: 
NaFeS2·2H2O
Strunz: 
2.FD.20
Crystal System: 
Monoclinic
Hardness: 
2.0
Streak: 
Black
Type Locality: 
Coyote Peak, Coastal Range, Humboldt Co., California, USA

Seller Information

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