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Anthophyllite Almandine & Kyanite

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PFK159547

Anthophyllite Almandine & Kyanite

Description Tabs

Description
Locality: 
Khibiny Massif, Murmansk Oblast, Russian Federation
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.5 × 6.8 × 4.5 cm
Description

Typical astrophyllite specimen, associated with almandine and minor kyanite.

Mineral Data
What's on the rock

Anthophyllite

Formula: 
☐{Mg2}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.05
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
5.5 - 6.0
Type Locality: 
Kjennerudvann Anthophyllite Prospect, Kjennerudvann, Kongsberg, Buskerud, Norway

Almandine

Formula: 
Fe2+3Al2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
7.0 - 7.5
Streak: 
White
Type Locality: 
Alabanda, Aydin Province, Aegean Region, Turkey

Kyanite

Formula: 
Al2(SiO4)O
Strunz: 
9.AF.15
Crystal System: 
Triclinic Forms long bladed crystals.
Hardness: 
5.5 - 7.0
Streak: 
Colorless

Seller Information

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