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Separation Rapids (Separation Lake area), Kenora District, Ontario, Canada


List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts
Arsenopyrite2.EB.20FeAsS
Chalcopyrite2.CB.10aCuFeS2
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Group 3 - Halides
Fluorite3.AB.25CaF2
Halite3.AA.20NaCl
Group 4 - Oxides and Hydroxides
Cassiterite4.DB.05SnO2
Chrysoberyl4.BA.05BeAl2O4
Columbite-(Fe)4.DB.35FeNb2O6
Columbite-(Mn)4.DB.35(Mn,Fe)(Nb,Ta)2O6
Ferronigerite-2N1S4.FC.20Sn(Fe,Mg)Al6O11(OH)
Ferrotitanowodginite4.DB.40Fe2+TiTa2O8
Ferrowodginite4.DB.40FeSnTa2O8
Gahnite4.BB.05ZnAl2O4
Ilmenite4.CB.05Fe2+TiO3
Ixiolite ?4.DB.25(Ta,Nb,Sn,Fe,Mn)4O8
Microlite Group4.00.
var: Bismutomicrolite (of Hogarth 1977)4.00.
var: Uranmicrolite (of Hogarth 1977)4.00.
Pyrochlore Group
var: Yttropyrochlore (of Hogarth 1977)		4.00.A2Nb2(O,OH)6Z
Quartz4.DA.05SiO2
Rutile
var: Strüverite		4.DB.05(Ti,Ta,Fe)O2
'Stibiomicrolite (of Groat et al.)'4.DH.15
Tantalite-(Fe)4.DB.35FeTa2O6
Tantalite-(Mn)4.DB.35MnTa2O6
Tapiolite-(Fe)4.DB.10(Fe,Mn)(Ta,Nb)2O6
Titanowodginite4.DB.40MnTiTa2O8
Uraninite4.DL.05UO2
Wodginite4.DB.40Mn(Sn,Ta)Ta2O8
Wolframowodginite4.DB.40Mn(Mn,Sn,Fe,Ta)(W,Ta,Nb)2O8
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Scheelite7.GA.05Ca(WO4)
Group 8 - Phosphates, Arsenates and Vanadates
Alluaudite8.AC.10(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Fluorapatite8.BN.05Ca5(PO4)3F
Purpurite8.AB.10(Mn3+,Fe3+)PO4
Xenotime-(Y)8.AD.35Y(PO4)
Group 9 - Silicates
Albite9.FA.35NaAlSi3O8
Almandine9.AD.25Fe2+3Al2(SiO4)3
Beryl9.CJ.05Be3Al2(Si6O18)
Bikitaite9.GD.55LiAlSi2O6 · H2O
Bityite9.EC.35LiCaAl2(AlBeSi2O10)(OH)2
Cookeite9.EC.55LiAl4(AlSi3O10)(OH)8
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Dravite9.CK.05Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Elbaite9.CK.05Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Eucryptite9.AA.05LiAlSiO4
Foitite9.CK.05(□,Na)(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3OH
Holmquistite9.DD.05☐{Li2}{Mg3Al2}(Si8O22)(OH)2
Microcline9.FA.30KAlSi3O8
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Lithian Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Nanpingite9.EC.15CsAl2(AlSi3O10)(OH,F)2
Petalite9.EF.05LiAl(Si4O10)
Pollucite9.GB.05(Cs,Na)2(Al2Si4O12) · 2H2O
Schorl9.CK.05Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Spodumene9.DA.30LiAlSi2O6
Thorite9.AD.30(Th,U)SiO4
Topaz9.AF.35Al2(SiO4)(F,OH)2
Zinnwaldite9..KLiFe2+Al(AlSi3O10)(F,OH)2
Zircon9.AD.30ZrSiO4
Unclassified Minerals
'Allanite'-
'Apatite'-
Biotite-
'Columbite-Tantalite'-
Fluor-elbaite-Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3F
Lepidolite-
'Monazite'-
Pyrochlore Supergroup
var: Stibiobetafite (of Černý et al.)		-A2-mD2X6-wZ1-n


69 entries listed. 60 valid minerals.

References

Breaks, F.W. and Tindle, A.G. (1997) Rare-metal exploration potential of the Separation Lake area: an emerging target for Bikita-type mineralization in the Superior Province of Ontario; Ontario Geological Survey, Open File Report 5966, 27pp.

Tindle, A.G. & Breaks, F.W. (1998) Oxide minerals of the Separation Rapids rare-element granitic pegmatite group, northwestern Ontario. Canadian Mineralogist, 36, 609-635.

Tindle, A.G., Breaks, F.W. & Webb, P.C. (1998) Wodginite-group minerals from the Separation Rapids Rare-Element Granitic Pegmatite Group, northwestern Ontario. Canadian Mineralogist, 36, 637-658.

Tindle, A.G. and Breaks, F.W. (2000) Columbite-tantalite mineral chemistry from rare-element granitic pegmatites: Separation Lake area, N.W. Ontario, Canada. Mineralogy & Petrology, 70, 165-198.

Tindle, A.G. and Breaks, F.W. (2000) Tantalum mineralogy of rare-element granitic pegmatites from the Separation Lake area, NW Ontario, Canada. Ontario Geological Survey, Open File Report 6022, 378pp.

Tindle, A.G., Breaks, F.W. and Selway, J.B. (2002) Tourmaline in petalite-subtype granitic pegmatites: evidence of fractionation and contamination from the Pakeagama Lake and Separation Lake areas of NW Ontario, Canada. Canadian Mineralogist, 40, 753-788.

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