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Calcioancylite-(Ce) & Magnesio-hastingsite

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SHS194254

Calcioancylite-(Ce) & Magnesio-hastingsite

Description Tabs

Description
Locality: 
Afrikanda Massif, Murmansk Oblast, Russian Federation
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
2.1 × 2 × 1.7 cm
Description

 Nice calcioancylite ce with magnesiohastingsite and perovskite in matrix

Mineral Data
What's on the rock

Calcioancylite-(Ce)

Formula: 
(Ca,Sr)Ce(CO3)2(OH)·H2O
Strunz: 
5.DC.05
Crystal System: 
Orthorhombic
Hardness: 
4.0 - 4.5

Magnesio-hastingsite

Formula: 
{Na}{Ca2}{Mg4Fe3+}(Al2Si6O22)(OH)2
Strunz: 
9.DE.15
Crystal System: 
Monoclinic
Hardness: 
5.0 - 6.0
Type Locality: 
Canadian National Railway tunnel, Mont Royal, Montréal, Québec, Canada