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Munakataite

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SKY780825

Munakataite

Rare Mineral

Description Tabs

Description
Locality: 
La Gasquie, Cuzac, Lot, Occitanie, France
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 3 × 2.5 cm
Description

Very rare Pb-Cu-selenium mineral approved in 2007 (IMA 2007-012) that occurs as aggregates of sky blue acicular crystals in a contrasting matrix.

Analyzed specimen by Raman.

Very hard to get material !
 

Mineral Data
What's on the rock

Munakataite

Formula: 
Pb2Cu2(Se4+O3)(SO4)(OH)4
Strunz: 
7.BC.65
Hardness: 
2.5 - 0.0
Type Locality: 
Kato mine, Munakata, Fukuoka prefecture, Kyushu Region, Japan

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