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Jôkokuite

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SKY841704

Jôkokuite

Type Locality

Description Tabs

Description
Locality: 
Johkoku Mine, Kaminokuni, Hiyama District, Hiyama Subprefecture, Hokkaidō Prefecture, Hokkaido Island, Japan
Class: 
Single Crystal
Size Range: 
Micromount (under 1cm)
Size: 
0.2 × 0.1 × 0.1 cm
Description

A few small pale yellow specimens of the very rare Mn sulfate mineral jôkokuite from the type locality in Jokoku mine, Japan.

Ex Vandenbroucke Museum collection from Waregem, Belgium.

Mineral Data
What's on the rock

Jôkokuite

Formula: 
MnSO4·5H2O
Strunz: 
7.CB.20
Crystal System: 
Triclinic
Hardness: 
2.5
Colour: 
Pink
Streak: 
White
Type Locality: 
Johkoku mine (Jôkoku mine; Jokoku mine), Kaminokuni, Hiyama Subprefecture, Oshima peninsula, Hokkaido, Japan

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