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Feitknechtite

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MNR644169

Feitknechtite

Shanon Minerals

Description Tabs

Description
Locality: 
Noda-Tamagawa mine, Iwate Prefecture, Honshu Island, Japan
Class: 
Massive/Crystalline
Size Range: 
Micromount (under 1cm)
Size: 
0.8 × 0.6 × 0.4 cm
Description

Small specimen of  brown feitknechtite from Japan.

Ex. Shanon Minerals

Mineral Data
What's on the rock

Feitknechtite

Formula: 
Mn3+O(OH)
Strunz: 
4.FE.25
Hardness: 
0.0
Streak: 
brown
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
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