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Kôzulite

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RFJ1036988

Kôzulite

Type Locality

Description Tabs

Description
Locality: 
Tanohata Mine, Iwate Prefecture, Honshu Island, Japan
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
3.5 × 4.7 × 2.3 cm
Description

Kozulite from the type locality, a part of the surface 3.5x1.3cm is richly covert with pure Kozulite - there are cleavages up to over 5mm of Kozulite crystals, which is big for this rare mineral.

Mineral Data
What's on the rock

Kôzulite

Renamed To: 

Mangano-ferri-eckermannite

Formula: 
[Na][Na2][Mn2+4(Fe3+)]Si8O22(OH)2
Strunz: 
9.DE.25
Hardness: 
5.0

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