Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Håfjellstuva Copper prospect, Håfjellet, Ballangen, Nordland, Norway

StandardDetailedBy ChemistrySearch Google

Cu-deposit.



References:
- Foslie, S. (1950): Supergene marcasite, replacing pyrrhotite. Norsk Geologisk Tidsskrift 28, 144-150.





Mineral List:
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Foslie, S.(1950):" Supergene marcasite, replacing pyrrhotite". Norsk Geologisk Tidsskrift 28,144-150; Neumann (1985, p. 30).]
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [Foslie (1950, p. 146); Neumann (1985, p. 96).]
  		•  Marcasite
    FeS
     
    2
    Reference: [Foslie, S.(1950):" Supergene marcasite, replacing pyrrhotite". Norsk Geologisk Tidsskrift 28,144-150.;Neumann (1985, pp. 27 and 39).]
  		•  Pyrrhotite
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
    Reference: [Foslie, S.(1950):" Supergene marcasite, replacing pyrrhotite". Norsk Geologisk Tidsskrift 28,144-150.;Neumann (1985, p. 27).]
  		•  Smythite ?
    (Fe,Ni)
     
    9
    		S
     
    11
    Description: Foslie describe a mineral in the transition zone between pyrrhotite and marcasite that probably is smythite or a mineral similar to smythite.
    Reference: [Foslie, S.(1950):" Supergene marcasite, replacing pyrrhotite". Norsk Geologisk Tidsskrift 28,144-150; Neumann (1985, p. 27).]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Foslie, S.(1950):" Supergene marcasite, replacing pyrrhotite". Norsk Geologisk Tidsskrift 28,144-150;Neumann (1985, p. 96).]
  		•  Valleriite ?
    (Fe
    2+
     
    		,Cu)
     
    4
    		(Mg,Al)
     
    3
    		[(OH,O)
     
    6
    		|S
     
    4
    		]
    Habit: as microscopic sparse and minute spindels with extremely hifgh reflection pleochroism
    Description: Only as exstremly small grains in chalcopyrite.
    Reference: [Foslie, S.(1950):" Supergene marcasite, replacing pyrrhotite". Norsk Geologisk Tidsskrift 28,144-150.Foslie (1950, p. 146); Neumann (1985, 30).]


    7 entries listed. 7 valid minerals.

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
    This page is currently not sponsored. Click here to find out how you can sponsor this page.

    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    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: 27th Nov 2009 11:47:04