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Alto dos Quintos Mine (Quintos pegmatite), Parelhas, Borborema mineral province, Rio Grande do Norte, Northeast Region, Brazil

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Pegmatite in Equador formation quartzite. Known for its "Paraiba tourmaline" (cuprian elbaite).
Located 9 km south of the city of Parelhas.

Ref.:
- Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Nb–Ta–(Ti–Sn) oxide mineral chemistry as tracer of rare element granitic pegmatite fractionation in the Borborema Province, Northeastern Brazil. Mineralium Deposita 43, 207-228.
- http://www.sbgeo.org.br/572.html





Mineral List:
  		•  Albite
    var: Cleavelandite
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Autunite
    Ca(UO
     
    2
    		)
     
    2
    		(PO
     
    4
    		)
     
    2
    		·11H
     
    2
    		O
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Beryl
    Be
     
    3
    		Al
     
    2
    		Si
     
    6
    		O
     
    18
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Bismutomicrolite
    (Bi,Ca)(Ta,Nb)
     
    2
    		O
     
    6
    		(OH)
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Brannerite
    (U
    4+
     
    		,Ca)(Ti,Fe
    3+
     
    		)
     
    2
    		O
     
    6
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Columbite
    (Fe,Mn)(Nb,Ta)
     
    2
    		O
     
    6
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Cookeite
    LiAl
     
    4
    		(Si
     
    3
    		Al)O
     
    10
    		(OH)
     
    8
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Elbaite
    [Na][(Li,Al)
     
    3
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Elbaite
    var: Cuprian Elbaite
    Reference: []
  		•  Gahnite
    ZnAl
     
    2
    		O
     
    4
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Ilmenite
    Fe
    2+
     
    		TiO
     
    3
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Ixiolite
    (Ta,Nb,Sn,Fe,Mn)
     
    4
    		O
     
    8
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Lepidolite
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Magnetite
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Microcline
    K[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Microlite
    (Ca,Na)
     
    2
    		Ta
     
    2
    		O
     
    6
    		(O,OH,F)
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Muscovite
    KAl
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Quartz
    SiO
     
    2
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Rutile
    var: Niobian Rutile
    (Ti,Nb)O
     
    2
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Schorl
    [Na][Fe
    2+
    3
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    Reference: [http://www.sbgeo.org.br/572.html]
  		•  Spodumene
    LiAl[Si
     
    2
    		O
     
    6
    		]
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]
  		•  Uranmicrolite
    (U,Ca,Ce)
     
    2
    		(Ta,Nb)
     
    2
    		O
     
    6
    		(OH,F)
    Reference: [Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.]


    22 entries listed. 17 valid minerals.

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