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Arseniosiderite

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SYA571957

Arseniosiderite

Type Locality

Description Tabs

Description
Locality: 
Romanèche-Thorens, La Chapelle-de-Guinchay, Saône-et-Loire, Bourgogne-Franche-Comté, France
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 2 × 1.5 cm
Description

A cluster of golden-brown radial arseniosiderite crystals without matrix.

Historic specimen from the type locality.

Mineral Data
What's on the rock

Arseniosiderite

Formula: 
Ca2Fe3+3(AsO4)3O2·3H2O
Strunz: 
8.DH.30
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Manganese deposit, Romanèche-Thorens, La Chapelle-de-Guinchay, Saône-et-Loire, Burgundy, France

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