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Knipovichite

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SKY853014

Knipovichite

Rare Mineral

Description Tabs

Description
Locality: 
Tatarazawa, Fujioka, Gunma, Honshu Island, Japan
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.2 × 0.5 cm
Description

Pink crystal agreggates of the rare mineral chromian alumohydrocalcite (labeled as knipovichite in the plastic box)

Ex Vandenbroucke Museum collection from Waregem, Belgium.

Mineral Data
What's on the rock

Knipovichite

Variety Of: 

Alumohydrocalcite

Formula: 
CaAl2(CO3)2(OH)4·4H2O
Strunz: 
5.DB.05
Hardness: 
2.5
Hardness: 
0.0

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