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

Yamagano mine, Yokogawa-cho, Kagoshima Prefecture, Kyushu Island, Japan

StandardDetailedBy ChemistrySearch Google

Epithermal gold veins worked from the early 17th century to the late 1960s. With a gold-silver ratio of about 1:1 it is relatively much more gold rich than the usual japanese epithermal Au-Ag veins.





Mineral List:
  		•  Acanthite
    Ag
     
    2
    		S
    Reference: [Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan)]
  		•  'Adularia'
    KAlSi
     
    3
    		O
     
    8
    Reference: [wrgis.wr.usgs.gov/open-file/of03-220/DATABASE/lode_deposits.txt]
  		•  Calcite
    CaCO
     
    3
    Reference: [Ryoichi SADANAGA and Michiaki BUNNO (1974) THE WAKABAYASHI MINERAL COLLECTION Bulletin No. 7 The University Museum, The University of Tokyo]
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [wrgis.wr.usgs.gov/open-file/of03-220/DATABASE/lode_deposits.txt]
  		•  Gold
    Au
    Reference: [Ryoichi SADANAGA and Michiaki BUNNO (1974) THE WAKABAYASHI MINERAL COLLECTION Bulletin No. 7 The University Museum, The University of Tokyo]
  		•  Kaolinite
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    Reference: [wrgis.wr.usgs.gov/open-file/of03-220/DATABASE/lode_deposits.txt]
  		•  Moschellandsbergite
    Ag
     
    2
    		Hg
     
    3
    Reference: [Mitsubishi Corporation mineral collection, Ikuno]
  		•  Pyrargyrite
    Ag
     
    3
    		SbS
     
    3
    Reference: [wrgis.wr.usgs.gov/open-file/of03-220/DATABASE/lode_deposits.txt]
  		•  Pyrite
    FeS
     
    2
    Reference: [wrgis.wr.usgs.gov/open-file/of03-220/DATABASE/lode_deposits.txt]
  		•  Quartz
    SiO
     
    2
    Reference: [Ryoichi SADANAGA and Michiaki BUNNO (1974) THE WAKABAYASHI MINERAL COLLECTION Bulletin No. 7 The University Museum, The University of Tokyo]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [wrgis.wr.usgs.gov/open-file/of03-220/DATABASE/lode_deposits.txt]


    11 entries listed. 10 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: 16th Nov 2009 18:58:40