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Bussyite-(Ce) & Ancylite-(Ce)

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SYM789684

Bussyite-(Ce) & Ancylite-(Ce)

Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.4 × 0.3 × 0.5 cm
Description

Sprays of orange bussyite-ce with crystals of ancylite-ce from MSH. 

Mineral Data
What's on the rock

Bussyite-(Ce)

Formula: 
(Ce,REE)3(Na,H2O)6MnSi9Be5(O,OH)30F4
Strunz: 
9.EA.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

Ancylite-(Ce)

Formula: 
SrCe(CO3)2(OH)·H2O
Strunz: 
5.DC.05
Crystal System: 
Orthorhombic
Hardness: 
4.0 - 4.5
Streak: 
White
Type Locality: 
Narsaarsuk pegmatite (Narssârssuk pegmatite), Narsaarsuk Plateau, Igaliku (Igaliko), Narsaq, Kujalleq, Greenland