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Lecoqite-(Y) & Siderite

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SYM161877

Lecoqite-(Y) & Siderite

Rare Mineral

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.4 × 1.5 cm
Description

White sprays of lecoquite-y on siderite.

Mineral Data
What's on the rock

Lecoqite-(Y)

Formula: 
Na3Y(CO3)3·6H2O
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

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White