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Hirogawara mine (Hirogawarasawa), Urayama, Chichibu City, Saitama Prefecture, Kanto Region, Honshu Island, Japan

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Manganese mine, now closed.




Group 1 - Elements
  		• Sulphur1.CC.05
    S
     
    8
    Group 2 - Sulphides and Sulfosalts
  		• Alabandite2.CD.10
    Mn
    2+
     
    		S
  		• Chalcopyrite2.CB.10a
    CuFeS
     
    2
  		• Polydymite ?2.DA.05
    Ni
    2+
     
    		Ni
    3+
    2
    		S
     
    4
  		• Pyrite2.EB.05a
    FeS
     
    2
  		• Rambergite2.CB.45
    MnS
  		• Siegenite ?2.DA.05
    from CoNi
     
    2
    		S
     
    4
    		 to NiCo
     
    2
    		S
     
    4
  		• Sphalerite2.CB.05a
    (Zn,Fe
    2+
     
    		)S
  		• Tučekite ?2.BB.10
    Ni
     
    9
    		Sb
     
    2
    		S
     
    8
    Group 4 - Oxides and Hydroxides
  		• Hausmannite4.BB.10
    MnMn
     
    2
    		O
     
    4
  		• Hübnerite4.DB.30
    MnWO
     
    4
  		• Jacobsite4.BB.05
    Mn
    2+
     
    		Fe
    3+
    2
    		O
     
    4
  		• Manganosite4.AB.25
    MnO
  		• Quartz4.DA.05
    SiO
     
    2
    Group 5 - Nitrates and Carbonates
  		• Calcite5.AB.05
    CaCO
     
    3
  		• Rhodochrosite5.AB.05
    MnCO
     
    3
    Group 6 - Borates
  		• Wiserite6.BA.20
    (Mn,Mg)
     
    14
    		[Cl|(OH)
     
    8
    		|(Si,Mg)(O,OH)
     
    4
    		|(B
     
    2
    		O
     
    5
    		)
     
    4
    		]
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Baryte7.AD.35
    BaSO
     
    4
  		• Gypsum7.CD.40
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Group 8 - Phosphates, Arsenates and Vanadates
  		• Metaswitzerite8.CE.25
    Mn
     
    3
    		(PO
     
    4
    		)
     
    2
    		·4H
     
    2
    		O
  		• Switzerite8.CE.25
    (Mn,Fe)
     
    3
    		(PO
     
    4
    		)
     
    2
    		·7H
     
    2
    		O
    Group 9 - Silicates
  		• Caryopilite9.ED.15
    (Mn,Mg)
     
    3
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
  		• Gageite9.DH.35
    Mn
     
    21
    		O
     
    3
    		(Si
     
    4
    		O
     
    12
    		)
     
    2
    		(OH)
     
    20
  		• Kellyite9.ED.15
    Mn
    2+
    2
    		Al[(OH)
     
    4
    		|AlSiO
     
    5
    		]
  		• Neotocite9.ED.20
    (Mn,Fe,Mg)SiO
     
    3
    		·H
     
    2
    		O
  		• Tephroite9.AC.05
    Mn
    2+
    2
    		[SiO
     
    4
    		]
    Unclassified Minerals
  		• 'Apatite' ?-
  		• 'Chlorite Group'-


    28 entries listed. 26 valid minerals.

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