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Feitknechtite

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PJM36465

Feitknechtite

Rare Mineral

Description Tabs

Description
Locality: 
Kuratomi Mine, Tsukumi City, Oita Prefecture, Kyushu Region, Japan
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.3 × 4.5 × 2.6 cm
Description

A very rich sample of this rare manganese oxide from Japan.

 Typically dark brown and has a black skin on one side

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
Earthstones Australia

Seller Information

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Seller's terms and conditions

All goods must be paid for prior to shipping, all bids are binding.