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Arseniosiderite from
Manganese deposit, Romanèche-Thorens, La Chapelle-de-Guinchay, Saône-et-Loire, Bourgogne-Franche-Comté, France

Locality type:Deposit
Classification
Species:Arseniosiderite
Formula:Ca2Fe33+(AsO4)3O2 · 3H2O
Comments:Forms thick crusts of parallel-fiber to radial-fibrous masses
Habit:Aggregates of fibrous crystals.
Colour:Brown
Luminescent properties:None
Quality for species:Good crystals or rich for species - important (!)
Confirmation
Validity:Valid - Type Locality
References
References:Annal. Mines (1842) 4th. series: 2: 343.;
Palache, C., Berman, H., and Frondel, C. (1951) The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 954.;
Kingsbury, A.W.G. and Hartley, J. (1957) New occurrences of arseniosiderite. Mineralogical Magazine, vol. 31, n° 237, 499-500.
Associated Minerals:
Associates:Goethite
Hematite
Psilomelane
Quartz
Romanèchite
Associated Minerals Based on Photo Data:
Romanèchite3 photos of Arseniosiderite associated with Romanèchite at this locality.
Hematite1 photo of Arseniosiderite associated with Hematite at this locality.
Data
Mineral Data:Click here to view Arseniosiderite data
Locality Data:Click here to view Manganese deposit, Romanèche-Thorens, La Chapelle-de-Guinchay, Saône-et-Loire, Bourgogne-Franche-Comté, France
Photo GalleryView Gallery (7 photos)
Nearest other occurrences of Arseniosiderite
16.4km (10.2 miles) La Verrière (Montchonay), Les Ardillats, Beaujeu, Rhône, Auvergne-Rhône-Alpes, France
93.9km (58.4 miles) Etang de Reliez, Lachaux, Puy-Guillaume, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
 
Mineral and/or Locality  
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