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Gjerdingenite-Na

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SYM878301

Gjerdingenite-Na

Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 1.2 × 0.5 cm
Description

Fine yellow gjerdingenite-na crystals on the matrrix. 

Mineral Data
What's on the rock

Gjerdingenite-Na

Formula: 
K2Na2(Nb,Ti)4(Si4O12)2(OH,O)4·5H2O
Strunz: 
9.CE.30c
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