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Neighborite & Franconite

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SYM137501

Neighborite & Franconite

Rare Mineral

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.5 × 3.5 cm
Description

Sharp neighborite crystal with franconite balls.

Mineral Data
What's on the rock

Neighborite

Formula: 
NaMgF3
Strunz: 
3.AA.35
Hardness: 
4.5
Type Locality: 
Sun Haverstrite Well, Uintah Co., Utah, USA

Franconite

Formula: 
Na2Nb4O11·9H2O
Strunz: 
4.FM.15
Crystal System: 
Monoclinic
Hardness: 
4.0
Type Locality: 
Francon quarry, Montréal, Québec, Canada