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Sepiolite

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DVE121292

Sepiolite

Ex-David J. Eicher Collection; ex-John H. Eicher Collection

Description Tabs

Description
Locality: 
Eskişehir Province, Turkey
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.8 × 1.3 × 0.8 cm
Description

Glass jar measuring 5.4 cm across containing more than a half dozen crystallized thumbnail specimens of the magnesium silicate hydroxide hydrate sepiolite, from an old collection. Dimensions given are for the largest specimen. Acquired by John H. Eicher in the 1940s.

Mineral Data
What's on the rock

Sepiolite

Formula: 
Mg4(Si6O15)(OH)2·6H2O
Strunz: 
9.EE.25
Hardness: 
2.0
Streak: 
White
Type Locality: 
Bettolino, Baldissero Canavese, Canavese District, Torino Province, Piedmont, Italy
David J. Eicher

Seller Information

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