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Staurolite

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CR160186

Staurolite

With Antique Label

Description Tabs

Description
Locality: 
Serrada de la Fuente, Puentes Viejas, Madrid, Spain
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.3 × 2.4 × 1.5 cm
Description

Intergrown sharp staurolite crystals in matrix with two beautiful old labels.

Ex Rijksmuseum, Stockholm.

Mineral Data
What's on the rock

Staurolite

Formula: 
Fe2+2Al9O6(SiO4)4(O,OH)2
Strunz: 
9.AF.30
Crystal System: 
‎Monoclinic
Hardness: 
7.0 - 7.5
Colour: 
Brown