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Schwertmannite

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SHS168912

Schwertmannite

Description Tabs

Description
Locality: 
St Johannes Mine, Wolkenstein, Saxony, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 0.9 × 0.5 cm
Description

Schwertmannite on matrix

Mineral Data
What's on the rock

Schwertmannite

Formula: 
Fe3+16(OH,SO4)12-13O16·10-12H2O
Strunz: 
7.DE.15
Crystal System: 
Tetragonal
Hardness: 
1.0 - 2.0
Streak: 
yellow
Type Locality: 
Pyhäsalmi Mine, Pyhäjärvi, Northern Finland Region, Finland
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