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Delhayelite

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CAM166812

Delhayelite

Description Tabs

Description
Locality: 
Khibiny Massif, Murmansk Oblast, Russian Federation
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 2.5 × 2.1 cm
Description

Pale pink to silver-grey and greenish-grey cleavages of delhayelite in matrix, associated with dark green aegirine.

Mineral Data
What's on the rock

Delhayelite

Formula: 
(Na,K)10Ca5Al6Si32O80(Cl2,F2,SO4)3·18H2O
Strunz: 
9.EB.10
Crystal System: 
Orthorhombic
Hardness: 
0.0
Type Locality: 
Mt Shaheru, Mt Nyiragongo, Goma, Kivu, Democratic Republic of Congo (Zaïre)
Cartils Minerals

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