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Saima U-Nb-REE deposit, Fengcheng Co., Dandong Prefecture, Liaoning Province (Manchuria; Dongbei Region), China

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REE deposit with significant U, Th, and Nb potential, in an alkaline intrusion (isotopic age: 217-245 Ma) of the Fengcheng alkaline complex. Host rocks are syenite, nepheline syenite and phonolite.
The coordinates given are those of Saima town.

Ref.:
- Wu, C., Yuan, Z., and Bai, G. (1996): Rare earth deposits in China. In: Jones, A.P., Wall, F., and Williams, C.T. (Eds.): Rare Earth Minerals: Chemistry, origin and ore deposits. The Mineralogical Society Series, Vol. 7. Chapman & Hall (London).
- Orris, G.J., and Grauch, R.I. (2002): Rare Earth Element Mines, Deposits and Occurrences. USGS Open-File Report 02-189, 174 pp.





 Map Reference: 40°59'N , 124°12'E

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Mineral List:
  		•  Aegirine
    NaFe
    3+
     
    		[Si
     
    2
    		O
     
    6
    		]
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  'Apatite'
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Betafite
    (Ca,U)
     
    2
    		(Ti,Nb)
     
    2
    		O
     
    6
    		(OH)
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Biotite
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Cancrinite
    Na
     
    6
    		Ca
     
    2
    		[(CO
     
    3
    		)
     
    2
    		|Al
     
    6
    		Si
     
    6
    		O
     
    24
    		] · 2H
     
    2
    		O
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Catapleiite
    Na
     
    2
    		Zr[Si
     
    3
    		O
     
    9
    		]·2H
     
    2
    		O
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Eudialyte
    Na
     
    15
    		Ca
     
    6
    		(Fe
    2+
     
    		,Mn
    2+
     
    		)
     
    3
    		Zr
     
    3
    		[Si
     
    25
    		O
     
    73
    		](O,OH,H
     
    2
    		O)
     
    3
    		(OH,Cl)
     
    2
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Ilmenite
    Fe
    2+
     
    		TiO
     
    3
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Lamprophyllite
    (Sr,K,Ba)
     
    2
    		(Na,Ti,Mn
    2+
     
    		,Fe
    3+
     
    		)
     
    4
    		Ti
     
    2
    		[O|(O,OH,F)|Si
     
    2
    		O
     
    7
    		]
     
    2
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Loparite-(Ce)
    (Na,Ce,Ca,Sr,Th)(Ti,Nb,Fe)O
     
    3
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Microcline
    K[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Mosandrite
    Na
     
    2
    		Ca
     
    4
    		(Ce,La,Nd)Ti(Si
     
    2
    		O
     
    7
    		)
     
    2
    		OF
     
    3
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Natrolite
    Na
     
    2
    		[Al
     
    2
    		Si
     
    3
    		O
     
    10
    		] · 2H
     
    2
    		O
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Nepheline
    (Na,K)[AlSiO
     
    4
    		]
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Pectolite
    NaCa
     
    2
    		[HSi
     
    3
    		O
     
    9
    		]
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Rinkite
    Na(Na,Ca)
     
    2
    		(Ca,Ce)
     
    4
    		Ti[F
     
    2
    		|(O,F)
     
    2
    		|(Si
     
    2
    		O
     
    7
    		)
     
    2
    		]
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Strontianite
    SrCO
     
    3
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Strontiochevkinite
    (Sr,La,Ce,Ca)
     
    4
    		Fe
    3+
     
    		(Ti,Zr)
     
    2
    		Ti
     
    2
    		[O
     
    4
    		|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), 226 pp.]
  		•  Thorianite
    var: Aldanite
    (Th,Pb)O
     
    2
    		 ?
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Thorite
    var: Uranothorite
    (Th,U)SiO
     
    4
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Titanite
    CaTi[O|SiO
     
    4
    		]
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Uranpyrochlore
    (U,Ca,Ce)
     
    2
    		(Nb,Ta)
     
    2
    		O
     
    6
    		(OH,F)
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]
  		•  Zircon
    Zr[SiO
     
    4
    		]
    Reference: [http://geopubs.wr.usgs.gov/open-file/of02-189/of02-189.xls]


    23 entries listed. 18 valid minerals.

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