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Columbite With Almandine

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PDM811964

Columbite With Almandine

Description Tabs

Description
Locality: 
Tveit #3 Feldspar Quarry, Iveland, Agder, Norway
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.1 × 1.6 × 0.8 cm
Description

Perfectly terminated and striated black columbite crystal associated to red crystallized almandine at the rear side.

Collected by J.Sibtsen in 1975-77. Ex Jan Sibtsen #734.

Mineral Data
What's on the rock

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

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