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Taguchi mine, Shidara, Kita-Shidara-gun, Aichi Prefecture, Chubu Region, Honshu Island, Japan

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Long-abandoned manganese mine, now overgrown with forest. Metamorphosed sedimentary Mn ore hosted in quartz schist of the Ryoke metamorphic belt. Was once famous for the world's best pyroxmangite crystals, some even facettable as gems.





Mineral List:
  		•  Alabandite
    Mn
    2+
     
    		S
    Reference: [Mayumi Yoshinaga (1963) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 14, 1, 1-22.; Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.]
  		•  Alleghanyite ?
    Mn
    2+
    5
    		[(OH)
     
    2
    		|(SiO
     
    4
    		)
     
    2
    		]
    Description: (perhaps really sonolite?)
    Reference: [Mayumi Yoshinaga (1963) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 14, 1, 1-22.]
  		•  'Apatite'
    Reference: [www.scs.kyushu-u.ac.jp/~hn2/shirozulite.html]
  		•  Baryte
    BaSO
     
    4
    Reference: [www.scs.kyushu-u.ac.jp/~hn2/shirozulite.html]
  		•  Feitknechtite
    Mn
    3+
     
    		O(OH)
    Reference: [Yamada collection (Crystal World, Japan)]
  		•  Galaxite
    (Mn,Fe,Mg)(Al,Fe)
     
    2
    		O
     
    4
    Reference: [Mayumi Yoshinaga (1963) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 14, 1, 1-22.; Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.]
  		•  Hausmannite
    MnMn
     
    2
    		O
     
    4
    Reference: [Am. Min. 89, 232-238]
  		•  Hejtmanite
    Ba(Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    2
    		Ti[O|(OH,F)
     
    2
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Yamada collection (Crystal World, Japan)]
  		•  Jacobsite
    Mn
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Reference: [Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.]
  		•  'K Feldspar'
    Description: Barium-rich
    Reference: [Am. Min. 89, 232-238]
  		•  Manganocummingtonite
    [ ][Mn
    2+
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [Yamada collection (Crystal World, Japan)]
  		•  Manganogrunerite
    [ ][Mn
    2+
    2
    		][Fe
    2+
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.]
  		•  Manganosite
    MnO
    Reference: [Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.]
  		•  Neotocite
    (Mn,Fe,Mg)SiO
     
    3
    		·H
     
    2
    		O
    Reference: [Yamada collection (Crystal World, Japan)]
  		•  Niahite
    (NH
     
    4
    		)(Mn
    2+
     
    		,Mg)[PO
     
    4
    		] · H
     
    2
    		O
    Reference: [Yamada collection (Crystal World, Japan); Nagashima et al (1984) Koubutsu-Gakkai Kou\'en-Youshi, 96.]
  		•  Pyrochroite
    Mn(OH)
     
    2
    Reference: [Mayumi Yoshinaga (1963) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 14, 1, 1-22.]
  		•  Pyrophanite
    Mn
    2+
     
    		TiO
     
    3
    Reference: [Yamada collection (Crystal World, Japan)]
    Site Photo
    Taguchi mine, Shidara, Kita-Shidara-gun, Aichi Prefecture, Chubu Region, Honshu Island, Japan
    © Elmar Lackner
  		•  Pyroxmangite
    MnSiO
     
    3
    Reference: [(innumerable specimens widely distributed in japanese collections)]
    Site Photo
    Taguchi mine, Shidara, Kita-Shidara-gun, Aichi Prefecture, Chubu Region, Honshu Island, Japan
    © Rob Lavinsky
  		•  Quartz
    SiO
     
    2
    Reference: [Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.]
  		•  Ranciéite
    (Ca,Mn)Mn
     
    4
    		O
     
    9
    		·3H
     
    2
    		O
    Reference: [Yamada collection (Crystal World, Japan)]
  		•  Rhodochrosite
    MnCO
     
    3
    Reference: [www.scs.kyushu-u.ac.jp/~hn2/shirozulite.html; Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.]
  		•  Rhodonite
    MnSiO
     
    3
    Reference: [Okamoto collection (curated at the Geological Survey museum, Japan)]
    Site Photo
    Taguchi mine, Shidara, Kita-Shidara-gun, Aichi Prefecture, Chubu Region, Honshu Island, Japan
    © 2008, JGW
  		•  Richterite
    Na[CaNa][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Description: Manganoan richterite.
    Reference: [Mineral. Journal, Japan, 1973, 7, pp. 159-168.]
  		•  Shirozulite (TL)
    K(Mn
    2+
     
    		,Mg)
     
    3
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Type Locality: Taguchi mine, Shidara, Kita-Shidara-gun, Aichi Prefecture, Chubu Region, Honshu Island, Japan
    Reference: [Am Min (2004) 89, (1), 232-247]
  		•  Sonolite
    Mn
    2+
    9
    		[(OH,F)
     
    2
    		|(SiO
     
    4
    		)
     
    4
    		]
    Reference: [Mayumi Yoshinaga (1963) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 14, 1, 1-22.]
  		•  Tephroite
    Mn
    2+
    2
    		[SiO
     
    4
    		]
    Reference: [www.scs.kyushu-u.ac.jp/~hn2/shirozulite.html; Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.]
  		•  Yoshimuraite
    Ba
     
    2
    		Mn
     
    2
    		TiOSi
     
    2
    		O
     
    7
    		(PO
     
    4
    		)(OH)
    Reference: [AmMin 85:201]
    Site Photo
    Taguchi mine, Shidara, Kita-Shidara-gun, Aichi Prefecture, Chubu Region, Honshu Island, Japan
    © Elmar Lackner


    27 entries listed. 25 valid minerals. 1 type locality (valid mineral).

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