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Noda-Tamagawa mine, Noda, Iwate Prefecture, Tohoku Region, Honshu Island, Japan

Feitknechtite
Noda-Tamagawa mine, Noda, Iwate Prefecture, Tohoku Region, Honshu Island, Japan

Photo: Crystal Vine

Latitude: 40°4'24"N
Longitude: 141°48'30"E

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Sedimentary manganese ore, now metamorphosed and repeatedly folded (overturned synclines), hosted in Paleozoic chert. Spectroscopic study shows traces of V, Cr, Ni in many minerals here.

Note: Some of the minerals listed here are from the country rock, not the orebody.

Mineral List

Actinolite
Aegirine
var: Urbanite
Aegirine-augite
Alabandite
Albite
'Allanite'
Alleghanyite
Almandine
Amphibole Supergroup
Andalusite
Andradite
Arsenopyrite
Baryte
Bementite
'Biotite'
'var: Manganophyllite'
Birnessite
Bornite
Braunite
Bustamite
Calcite
var: Manganoan Calcite
Caryopilite
Celsian
Chalcocite

Chalcopyrite
'Chlorite Group'
Cobaltite
Copper
Cordierite
Cryptomelane
Cubanite
Cummingtonite
Diopside
Epidote
Feitknechtite
'Feldspar Group'
Fluorapatite
Galaxite
Galena
Gersdorffite
Grossular
Haradaite
Hausmannite
Hedenbergite
Hematite
'Hyalophane'
'Hydrohausmannite'
Ilmenite
Inesite
Jacobsite

Kinoshitalite (TL)
'Limonite'
Magnesio-arfvedsonite
Magnetite
Malachite
Manganocummingtonite
Manganogrunerite
Manganosite
Marcasite
Microcline
Molybdenite
Montmorillonite
Muscovite
var: Sericite
Neotocite
Nickeline
Nsutite
Opal
Orthoclase
var: Barian Orthoclase
Parsettensite
Pentlandite
Phlogopite
var: Manganoan Phlogopite
'Picrotephroite'
'Psilomelane'
Pyrite

Pyrite
var: Nickelian Pyrite
Pyrochroite
Pyrolusite
Pyrophanite
Pyrosmalite-(Mn)
Pyroxmangite
Pyrrhotite
Quartz
Ramsdellite
Rhodochrosite
Rhodonite
Richterite
Spessartine
Sphalerite
Sussexite
Tephroite
Tetrahedrite
Titanite
'Tourmaline'
Tremolite
Uraninite
Vesuvianite
'Wad'
Wollastonite
Yoshimuraite (TL)
Zircon

104 entries listed. 86 valid minerals. 2 type localities (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 locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

- Rocks & Min.: 59:216.
- Watanabe, T. (1959) The minerals of the Noda-Tamagawa mine, Iwate prefecture, Japan; I. Notes on geology and paragenesis of minerals. Mineralogical Journal, 2, 6, 408-421.
- Watanabe, T., et al. (1960) The minerals of the Noda-Tamagawa mine, Iwate Prefecture, Japan; II. Pyrochroite ore (Kimiman-koo) and its origin. Mineralogical Journal, 3, 1, 30-41.
- Kamitani, M., Okumura, K., Teraoka, Y., Miyano, S., and Watanabe, Y. (2007): Mineral Resources Map of East Asia. Geological Survey of Japan.

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Copyright © Jolyon Ralph and Ida Chau 1993-2013. 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. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
Current server date and time: 9th Mar 2013 17:12:03