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Fuka mine, Bitchu-cho (Bicchu-cho), Takahashi City, Okayama Prefecture, Chugoku Region, Honshu Island, Japan

Henmilite
Fuka mine, Bitchu-cho, Takahashi City, Okayama Prefecture, Chugoku Region, Honshu Island, Japan

Photo: Christian Rewitzer
Latitude: 34°46'N
Longitude: 133°26'E
Underground mine for very pure calcite which was used by a toothpaste company. Interesting species are in high-temperature, boron-bearing, very low-Fe calc-silicate skarn between calcite orebody and igneous intrusives. Collecting strictly prohibited to everyone except researchers associated with Okayama University.

References

- Mineralogical Journal of Japan (1977): 8, 374-381.
- Journal of the Mineralogical Society of Japan (1980): 14: 314-322.
- American Mineralogist (1986): 71: 1234-1239.
- Mineralogical Magazine (1995): 59: 549-552.
- Mineralogical Record (1996): 27: 303.
- American Mineralogist (1999): 84: 686.
- Lapis 2002(11), 12.
- Tanaka, T., Minakawa, T., Kusachi, I. and Tanabe, M. (2009): Bi-bearing and REE-free zálesíite from the Fuka mine, Okayama Prefecture, Japan. Journal of Mineralogical and Petrological Sciences, 104, 164-167.

Mineral List

Afwillite
Andradite
var: Melanite
Apophyllite-(KOH)
Arsenopyrite
Baddeleyite
Baghdadite
Bakerite
Bicchulite (TL)
Biotite
Borcarite
Bornite
Brucite
Bultfonteinite
Buryatite
Cahnite
Calcite
Calzirtite
Chalcocite
Chalcopyrite
Charlesite
Clinotobermorite (TL)
Conichalcite
Cuspidine
Diopside
Epidote
Fluorapatite
Fluorite
Foshagite
Frolovite
Fukalite (TL)
Gehlenite
'Grandite'
Hematite
Henmilite (TL)
Hexahydroborite
Hillebrandite
'Hydrogrossular'
Inyoite
Jennite
Johnbaumite
Kilchoanite
Kinoite
Kusachiite (TL)
Löllingite
Morimotoite (TL)
Nepheline
Nifontovite
Numanoite (TL)
Okayamalite (TL)
Olshanskyite
Oyelite (TL)
Parasibirskite (TL)
Pentahydroborite
Perovskite
Plombièrite
Prehnite
Pyrite
Rankinite
Scawtite
Schorlomite
'Shimazakiite' (TL)
Sibirskite
Sillénite
Solongoite
Spurrite
Stringhamite
Takedaite (TL)
Talnakhite
Tenorite
Tetrahedrite
Thaumasite
Tilleyite
Titanite
Tobermorite
Uralborite
Vesuvianite
Vivianite
Wollastonite
'Wollastonite-7Å'
'Wollastonite-7T'
Xonotlite
Zálesíite
Zircon


84 entries listed. 76 valid minerals. 11 type localities (valid minerals). 1 type locality (other). 1 erroneous literature entry.

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