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East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China

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 Map Reference: 41°46'N , 109°57'E

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.



Mineral List:
  		•  Actinolite
    ☐Ca
     
    2
    		(Mg,Fe
    2+
     
    		)
     
    5
    		(Si
     
    8
    		O
     
    22
    		)(OH)
     
    2
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
  		•  Aegirine
    NaFe
    3+
     
    		[Si
     
    2
    		O
     
    6
    		]
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
  		•  Aeschynite-(Nd)
    (Nd,Ce,Ca)(Ti,Nb)
     
    2
    		(O,OH)
     
    6
    Reference: [Pavel M. Kartashov data]
    Site Photo
    East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China
    © Pavel M. Kartashov
  		•  Albite
    Na[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
  		•  Allanite-(Ce)
    {CaCe}{Al
     
    2
    		Fe
    2+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): \"Mineralogy and Geology of Rare Earths in China\", Science Press (Beijing), 226 pp.]
  		•  'Apatite'
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
  		•  Bafertisite
    Ba(Fe
    3+
     
    		,Mn
    2+
     
    		)
     
    2
    		Ti[O|(O,OH)
     
    2
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Pavel M. Kartashov data]
    Site Photo
    East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China
    © Pavel M. Kartashov
  		•  Baryte
    BaSO
     
    4
    Reference: [Smith, M.P., Henderson, P., and Campbell, L.S. (2000): Geochimica et Cosmochimica Acta 64(18), 3141-1360.]
  		•  Bastnäsite-(Ce)
    (Ce,La)[F|CO
     
    3
    		]
    Reference: [Smith, M.P., Henderson, P., and Campbell, L.S. (2000): Geochimica et Cosmochimica Acta 64(18), 3141-1360.]
  		•  β-Fergusonite-(Ce)
    (Ce,La,Nd)NbO
     
    4
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): \"Mineralogy and Geology of Rare Earths in China\", Science Press (Beijing), 226 pp.]
  		•  Biotite
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
  		•  Calcite
    CaCO
     
    3
    Reference: [Smith, M.P., Henderson, P., and Campbell, L.S. (2000): Geochimica et Cosmochimica Acta 64(18), 3141-1360.]
  		•  Cebaite-(Ce) (TL)
    Ba
     
    3
    		Ce
     
    2
    		[F
     
    2
    		|(CO
     
    3
    		)
     
    5
    		]
    Type Locality: East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China
    Reference: [Chinese Academy of Sciences Institute of Geochemistry RE mineral research group (1972): Cebaite - A type of RE and barium fluorine carbonate new mineral. Geochemistry 1, 86-91 (in English).]
    Site Photo
    East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China
    © Pavel M. Kartashov
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [Pavel M. Kartashov data]
  		•  Fergusonite-(Ce)
    (Ce,La,Nd)NbO
     
    4
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): "Mineralogy and Geology of Rare Earths in China", Science Press (Beijing), 226 pp.]
  		•  Fergusonite-(Nd)
    (Nd,Ce)(Nb,Ti)O
     
    4
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): \"Mineralogy and Geology of Rare Earths in China\", Science Press (Beijing), 226 pp.]
  		•  Fersmite
    (Ca,Ce,Na)(Nb,Ta,Ti)
     
    2
    		(O,OH,F)
     
    6
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): Mineralogy and Geology of Rare Earths in China. Science Press (Beijing), pp. 226.]
  		•  Fluorite
    CaF
     
    2
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
  		•  Hematite
    Fe
     
    2
    		O
     
    3
    Reference: [Pavel M. Kartashov data]
  		•  'Hornblende'
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
  		•  Huanghoite-(Ce)
    BaCe[F|(CO
     
    3
    		)
     
    2
    		]
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
    Site Photo
    East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China
    © Pavel M. Kartashov
  		•  Humite
    (Mg,Fe
    2+
     
    		)
     
    7
    		[(F,OH)
     
    2
    		|(SiO
     
    4
    		)
     
    3
    		]
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): \"Mineralogy and Geology of Rare Earths in China\", Science Press (Beijing), 226 pp.]
  		•  IMA2009-017 (TL)
    KMg
     
    2.5
    		[Si
     
    4
    		O
     
    10
    		]F
     
    2
    Type Locality: East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China
    Reference: [IMA Approvals - July 2009]
  		•  Magnetite
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Reference: [Smith, M.P. (2007): Lithos 93(1/2), 126-148.]
  		•  Monazite-(Ce)
    (Ce,La,Nd,Th)PO
     
    4
    Reference: [Smith, M.P., Henderson, P., and Campbell, L.S. (2000): Geochimica et Cosmochimica Acta 64(18), 3141-1360.]
  		•  Parisite-(Ce)
    Ca(Ce,La)
     
    2
    		[F
     
    2
    		|(CO
     
    3
    		)
     
    3
    		]
    Reference: [Smith, M.P., Henderson, P., and Campbell, L.S. (2000): Geochimica et Cosmochimica Acta 64(18), 3141-1360.]
  		•  Perrierite-(Ce)
    Ce
     
    4
    		MgFe
    3+
    2
    		Ti
    4+
    2
    		O
     
    8
    		(Si
     
    2
    		O
     
    7
    		)
     
    2
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): Mineralogy and Geology of Rare Earths in China. Science Press (Beijing), pp. 226.]
  		•  Phlogopite
    KMg
     
    3
    		[(OH,F)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): \"Mineralogy and Geology of Rare Earths in China\", Science Press (Beijing), 226 pp.]
  		•  Pyrite
    FeS
     
    2
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): "Mineralogy and Geology of Rare Earths in China", Science Press (Beijing), 226 pp.]
  		•  Pyrochlore
    (Ca,Na)
     
    2
    		Nb
     
    2
    		O
     
    6
    		(OH,F)
    Reference: [Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): \"Mineralogy and Geology of Rare Earths in China\", Science Press (Beijing), 226 pp.]
  		•  Quartz
    SiO
     
    2
    Reference: [Pavel M. Kartashov data]
  		•  Röntgenite-(Ce)
    Ca
     
    2
    		(Ce,La)
     
    3
    		[F
     
    3
    		|(CO
     
    3
    		)
     
    5
    		]
    Reference: [Pavel M. Kartashov data]
    Site Photo
    East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China
    © Pavel M. Kartashov
  		•  Zhangpeishanite (TL)
    BaFCl
    Type Locality: East Mine, Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Bayan Obo, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China
    Reference: [European J. Mineralogy 20,1141(2008)]


    33 entries listed. 29 valid minerals. 3 type localities (valid minerals).

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