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Saponite Iron Var Ferroan Saponite

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SHS125656

Saponite Iron Var Ferroan Saponite

Description Tabs

Description
Locality: 
Griffith Park, Los Angeles County, California, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.2 × 1 cm
Description

Griffithite on matrix

Mineral Data
What's on the rock

Saponite

Formula: 
Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2·nH2O
Strunz: 
9.EC.45
Hardness: 
1.5 - 2.0
Type Locality: 
Lizard Point, Landewednack, Lizard Peninsula, Cornwall, England, UK

Iron

Formula: 
Fe
Strunz: 
1.AE.05
Crystal System: 
Isometric
Hardness: 
4.5
Streak: 
Grey
Type Locality: 
Qeqertarsuaq Island (Disko Island), Qaasuitsup, Greenland

Ferroan Saponite

Variety Of: 

Saponite

Formula: 
Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2·nH2O
Strunz: 
9.EC.45
Hardness: 
1.5 - 2.0
Crystal System: 
Monoclinic
Hardness: 
1.0
Streak: 
Green
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