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Danaite

Formula:
(Fe
 
0.90
Co
 
0.10
)AsS - (Fe
 
0.65
Co
 
0.35
)AsS
Name:named for J. Freeman Dana of Boston
A variety of Arsenopyrite

A Co-bearing variety of arsenopyrite.
Originally described from Franconia, Grafton Co., New Hampshire, USA.

Classification of Danaite

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Chemical Properties of Danaite

Formula:
(Fe
 
0.90
Co
 
0.10
)AsS - (Fe
 
0.65
Co
 
0.35
)AsS
Essential elements:As, Co, Fe, S
All elements listed in formula:As, Co, Fe, S

Other Names for Danaite

Synonyms:
Cobaltoan Arsenopyrite
Other Languages:
German:Danait
Spanish:Danaita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Danaite

Reference List:Hayes (1833).

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 319.

Internet Links for Danaite

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    Localities for Danaite

    Hide Locality List
    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Brazil
     
    • North Region
      • Pará
        • Carajás mineral province
          • Parauapebas
    		Grainger, C.J., Groves, D.I., Tallarico, F.H.B., and Fletcher, I.R. (2008): Ore Geology Reviews 33, 451-489.
    Chile
     
    • Atacama Region
      • Huasco Province
        • Carrizal Alto district
    		C. Ruiz Fuller/F. Peebles (1988): \"Yacimientos metalíferos de Chile\": Fondecyt, Stgo de Chile.
    • Coquimbo Region
      • Elqui Province
        • La Serena
          • Tambillos mining District
    		Pnud Chile/Corfo; "Evaluaciones de los conocimientos existentes sobre Cobalto, Manganeso, Mercurio"; Stgo de Chile, Chile; 1969
    C. Ruiz Fuller/F. Peebles (1988): \"Yacimientos metalíferos de Chile\": Fondecyt, Stgo de Chile.
    • Santiago Metropolitan Region
      • Cordillera Province
    		C. Ruiz Fuller/F. Peebles (1988): \"Yacimientos metalíferos de Chile\": Fondecyt, Stgo de Chile.
    China
     
    • Yunnan Province
      • Nujiang Autonomous Prefecture
        • Lanping Co.
          • Fulongchang ore field
    		Xue Chunji, Chen Yuchuan, Wang Denghong, Yang Jianmin, Yang Weiguang, and Zeng Rong (2003): Science in China, Series D (Earth Sciences), 46(8), 789-800.
    Norway
     
    • Buskerud
      • Modum
        • Snarum
    		H. Steffens ("Handbuch der Oryktognosie, 1819, B. III, p. 260); Scheerer (1837, publ. in Pogg. Ann. B. 42, p. 546); Wöhler (1838, p. 289); Gammon (1966, p. 418); Neumann (1985, pp. 39-40).
    • Nordland
      • Fauske
        • Sulitjelma Mines
    		Nordrum, F.S.(1999): Minerals from the Sulitjelma Copper Mines, North Norway. Bergverksmuseets Skrift 15: 47-56
    Sweden
     
    • Dalarna
      • Ludvika
        • Västra Silvberg
    		Wilke, H.-J. (1976). Mineralfundstellen. Ein Führer zum Selbstsammelen. Band 4 Skandinivien. Christan Weise Verlag, München, p.209
    USA
     
    • California
      • Nevada Co.
        • Meadow Lake District
    		Blake, Wm. P. (1867b), Mineralogical notices II: American Journal of Science, 2nd. series: 43: 298; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 87.
    • Connecticut
      • Middlesex Co.
        • East Hampton
    		AmMin 6:88-90 (1921)
    • New Hampshire
      • Grafton Co.
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 11th Nov 2009 11:10:15