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Hocartite Pirquitasite & Toyohaite

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JYJ866714

Hocartite Pirquitasite & Toyohaite

Description Tabs

Description
Locality: 
Pirquitas, Rinconada Department, Jujuy, Argentina
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 1.2 × 1.1 cm
Description

Grey metallic hocartite crystals, wurtzite associated with pirquitasite and toyohaite inclusions from the Pirquitas Ag Sn deposit, Argentina. 

 

Mineral Data
What's on the rock

Hocartite

Formula: 
Ag2(Fe2+,Zn)SnS4
Strunz: 
2.CB.15a
Crystal System: 
Tetragonal
Hardness: 
4.0
Type Locality: 
Chocaya mine, Chocaya-Animas (Animas-Chocaya), Atocha-Quechisla District, Sud Chichas Province, Potosí Department, Bolivia

Pirquitasite

Formula: 
Ag2ZnSnS4
Strunz: 
2.CB.15a
Hardness: 
4.0
Colour: 
Black
Type Locality: 
Pirquitas Ag-Sn Deposit, Rinconada Department, Jujuy, Argentina

Toyohaite

Formula: 
Ag2FeSn3S8
Strunz: 
2.DA.10
Crystal System: 
Tetragonal
Hardness: 
4.0
Type Locality: 
Toyoha mine, Minami-ku, Sapporo, Hokkaido, Japan