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Itoigawaite

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SHS96275

Itoigawaite

Description Tabs

Description
Locality: 
Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Honshu Island, Japan
Size Range: 
Micromount (under 1cm)
Size: 
0.7 × 0.7 × 0.4 cm
Description

Itoigawaite in matrix

Mineral Data
What's on the rock

Itoigawaite

Formula: 
SrAl2(Si2O7)(OH)2·H2O
Strunz: 
9.BE.05
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 5.5
Type Locality: 
Itoigawa City, Niigata Prefecture, Chubu Region, Honshu Island, Japan