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Gozaisho mine, Iwaki City, Fukushima Prefecture, Tohoku Region, Honshu Island, Japan

Latitude: 36°59'45"N
Longitude: 140°42'25"E
御斉所(御斎所)鉱山, 福島県 いわき市

Metamorphosed sedimentary (bedded) manganese ore. Rhodonite was the main ore mineral, with lesser amounts of braunite and tephroite.

Mineral List

Aegirine
Albite
Alleghanyite
Arseniopleite
Baryte
Bornite
Brandtite
Braunite
Brochantite
Calcite
Chalcopyrite
Conichalcite
Copper
Crednerite
Cryptomelane
Cuprite
Digenite
Djurleite
Ferri-ghoseite
Galena
Ganophyllite
Geigerite
Hausmannite
Helvine
Hematite
Iwakiite (TL)
Jacobsite
Långbanite
Magnesio-arfvedsonite
Malachite
Manganberzeliite
Manganosite
Microcline
Miguelromeroite
Molybdenite
Nambulite
Neotocite
Parabrandtite
Phlogopite
Pyrite
Pyrolusite
Pyrophanite
Quartz
Rhodochrosite
Rhodonite
'Roméite Group'
Sarkinite
Sonolite
Spessartine
Sterlinghillite
Tephroite
Villyaellenite
Wallkilldellite-(Mn)
Yarrowite


54 entries listed. 52 valid minerals. 1 type locality (valid mineral). 1 erroneous literature entry.

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References

Matsubara, S., Miyawaki, R., Kato, A., Matsuyama, F., Mouri, T. and Suzuki, Y. (2001): Arseniopleite from the Gozaisho mine, Fukushima Prefecture, Japan. Bull. Natn. Sci. Mus., Tokyo, Ser. C, 27, 51-62.
Satoshi Matsubara et al (1996) Romeite from the Gozaisho mine, Iwaki, Japan. Mineralogical Journal Vol. 18 (1996) , No. 4 pp 155-160

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