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Tetrawickmanite

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JYJ111198

Tetrawickmanite

Description Tabs

Description
Locality: 
Långban, Filipstad, Värmland County, Sweden
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2 × 1.5 cm
Description

Yellowish crystals of the Sn and Mn bearing oxide from Langban.

Mineral Data
What's on the rock

Tetrawickmanite

Formula: 
Mn2+[Sn4+(OH)6]
Strunz: 
4.FC.15
Hardness: 
3.5 - 4.5
Type Locality: 
Foote Lithium Co. Mine (Foote Mine), Kings Mountain District, Cleveland Co., North Carolina, USA