| ⓘ Acanthite Formula: Ag2S |
| ⓘ Actinolite Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2 Localities: NICO deposit, Mazenod Lake District, Northwest Territories, CanadaCantung Mine, Tungsten, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaContact Lake, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNaats'ihch'oh igneous complex, Northwest Territories, Canada |
| ⓘ Aegirine Formula: NaFe3+Si2O6 Localities: Reported from at least 6 localities in this region. |
| ⓘ Aegirine-augite Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6 |
| ⓘ Aenigmatite Formula: Na4[Fe2+10Ti2]O4[Si12O36] |
| ⓘ 'Aeschynite' |
| ⓘ Albite Formula: Na(AlSi3O8) |
| ⓘ Albite var: Andesine Formula: (Na,Ca)[Al(Si,Al)Si2O8] |
| ⓘ Albite var: Cleavelandite Formula: Na(AlSi3O8) Localities: Stargazer Claim, O'Grady Lake area, Northwest Territories, CanadaRedout Lake Pegmatite, Yellowknife Pegmatite field, Northwest Territories, CanadaMoose II pegmatite (ELK; Beck; DeStaffany), Yellowknife Pegmatite field, Northwest Territories, CanadaBlatchford Lake, Yellowknife Pegmatite field, Northwest Territories, Canada |
| ⓘ 'Albite-Anorthite Series' |
| ⓘ Algodonite Formula: (Cu1-xAsx) Localities: Contact Lake Mine (B.E.A.R. deposit), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaPort Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Allanite-(Ce) Formula: {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH) Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaO'Grady Lake area, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ 'Allanite Group' Formula: {A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH) Localities: Little Nahanni River, Tungsten, Northwest Territories, CanadaAylmer Lake pegmatite field, Northwest Territories, CanadaContact Lake, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Allanite-(La) Formula: {CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH) |
| ⓘ Alluaudite Formula: (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| ⓘ 'Alluaudite Group' |
| ⓘ Almandine Formula: Fe2+3Al2(SiO4)3 Localities: Redout Lake Pegmatite, Yellowknife Pegmatite field, Northwest Territories, CanadaEkati Mine, Lac de Gras, Northwest Territories, CanadaDiscovery Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Altaite Formula: PbTe |
| ⓘ Alunogen Formula: Al2(SO4)3 · 17H2O |
| ⓘ Amblygonite Formula: LiAl(PO4)F |
| ⓘ 'Amphibole Supergroup' Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 Localities: Jericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaMactung Mine, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaGolden Deposit, Fort Norman, Mackenzie District, Northwest Territories, Canada |
| ⓘ Analcime Formula: Na(AlSi2O6) · H2O |
| ⓘ Anatase Formula: TiO2 Localities: Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaT-Zone deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Andalusite Formula: Al2(SiO4)O |
| ⓘ Andradite Formula: Ca3Fe3+2(SiO4)3 |
| ⓘ Anglesite Formula: PbSO4 |
| ⓘ Anhydrite Formula: CaSO4 Localities: Pine Point, Northwest Territories, CanadaCoates Lake deposit, Redstone, Mackenzie Mts, Mackenzie District, Northwest Territories, CanadaGolden Deposit, Fort Norman, Mackenzie District, Northwest Territories, Canada |
| ⓘ Ankerite Formula: Ca(Fe2+,Mg)(CO3)2 Localities: Reported from at least 7 localities in this region. |
| ⓘ Annabergite Formula: Ni3(AsO4)2 · 8H2O Localities: Reported from at least 6 localities in this region. |
| ⓘ Annite Formula: KFe2+3(AlSi3O10)(OH)2 Localities: NICO deposit, Mazenod Lake District, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Antigorite Formula: Mg3(Si2O5)(OH)4 |
| ⓘ Antimony Formula: Sb Localities: Copper Pass Deposit (BM; NIX; GOGO; Sachowia Lake), Great Slave Lake, Northwest Territories, CanadaGiant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaYellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ 'Apatite' |
| ⓘ Arfvedsonite Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2 |
| ⓘ Argentopyrite ? Formula: AgFe2S3 |
| ⓘ Arsenic Formula: As |
| ⓘ Arsenopyrite Formula: FeAsS |
| ⓘ Asbolane Formula: (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
| ⓘ Astrophyllite Formula: K2NaFe2+7Ti2Si8O28(OH)4F |
| ⓘ Augite Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| ⓘ Aurichalcite Formula: (Zn,Cu)5(CO3)2(OH)6 |
| ⓘ Aurostibite (TL) Formula: AuSb2 |
| ⓘ Axinite-(Fe) Formula: Ca2Fe2+Al2BSi4O15OH |
| ⓘ 'Axinite Group' |
| ⓘ Azurite Formula: Cu3(CO3)2(OH)2 Localities: Reported from at least 6 localities in this region. |
| ⓘ Barrerite Formula: (Na,K,Ca0.5)2[Al2Si7O18] · 7H2O |
| ⓘ Baryte Formula: BaSO4 Localities: Reported from at least 8 localities in this region. |
| ⓘ 'Bastnäsite' |
| ⓘ Bastnäsite-(Ce) Formula: Ce(CO3)F Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaT-Zone deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Becquerelite Formula: Ca(UO2)6O4(OH)6 · 8H2O |
| ⓘ Benjaminite (TL) Formula: Ag3Bi7S12 Type Locality: |
| ⓘ Berthierine Formula: (Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4 |
| ⓘ Berthierite Formula: FeSb2S4 |
| ⓘ Beryl Formula: Be3Al2(Si6O18) Localities: Reported from at least 8 localities in this region. |
| ⓘ Beryl var: Aquamarine Formula: Be3Al2Si6O18 |
| ⓘ Beryl var: Emerald Formula: Be3Al2(Si6O18) |
| ⓘ Beryl var: Goshenite Formula: Be3Al2(Si6O18) |
| ⓘ Beusite Formula: Mn2+Mn2+2 (PO4)2 |
| ⓘ Beusite-(Ca) (TL) Formula: CaMn2+2(PO4)2 Type Locality: |
| ⓘ Bianchite Formula: (Zn,Fe)SO4 · 6H2O |
| ⓘ 'Bindheimite' Formula: Pb2Sb2O6O |
| ⓘ 'Biotite' |
| ⓘ Bismuth Formula: Bi |
| ⓘ Bismuthinite Formula: Bi2S3 Localities: Reported from at least 9 localities in this region. |
| ⓘ Bismutite Formula: (BiO)2CO3 Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaStargazer Claim, O'Grady Lake area, Northwest Territories, CanadaSilver Bear mine (Terra mines; North mine; Terra Mining and Exploration Company mine), Camsell River area, Northwest Territories, Canada |
| ⓘ 'Bismutopyrochlore (of Chukanov et al.)' Formula: (Bi,Ca,U,Pb)2-xNb2(O,OH)6(OH) |
| ⓘ 'Bitumen' |
| ⓘ Blödite Formula: Na2Mg(SO4)2 · 4H2O |
| ⓘ Bornite Formula: Cu5FeS4 |
| ⓘ Boromuscovite ? Formula: KAl2(BSi3O10)(OH)2 |
| ⓘ Boulangerite Formula: Pb5Sb4S11 Localities: Giant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaNegus Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaYellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Bournonite Formula: PbCuSbS3 Localities: Giant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaYellowknife, Mackenzie District, Northwest Territories, CanadaPrairie Creek, Nahanni River area, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada |
| ⓘ 'Bravoite' Formula: (Fe,Ni)S2 |
| ⓘ Breithauptite Formula: NiSb Localities: Contact Lake Mine (B.E.A.R. deposit), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaPort Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Britholite-(Ce) Formula: (Ce,Ca)5(SiO4)3OH |
| ⓘ Bultfonteinite Formula: Ca2(HSiO4)F · H2O |
| ⓘ Calaverite Formula: AuTe2 Localities: Giant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaNegus Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Calciocatapleiite Formula: CaZr(Si3O9) · 2H2O |
| ⓘ Calcite Formula: CaCO3 |
| ⓘ Cancrinite Formula: (Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
| ⓘ Cassiterite Formula: SnO2 Localities: Reported from at least 9 localities in this region. |
| ⓘ Catapleiite Formula: Na2Zr(Si3O9) · 2H2O |
| ⓘ Cerianite-(Ce) Formula: (Ce4+,Th)O2 |
| ⓘ Cerussite Formula: PbCO3 Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaPine Point, Northwest Territories, CanadaPrairie Creek, Nahanni River area, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada |
| ⓘ Chabazite-Ca Formula: (Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O |
| ⓘ Chalcocite Formula: Cu2S |
| ⓘ Chalcopyrite Formula: CuFeS2 |
| ⓘ Chalcostibite Formula: CuSbS2 Localities: Reported from at least 8 localities in this region. |
| ⓘ Chamosite Formula: (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| ⓘ 'Chamosite-Clinochlore Series' |
| ⓘ 'Chlorite Group' |
| ⓘ Chloritoid Formula: (Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2 |
| ⓘ Christelite Formula: Cu2Zn3(SO4)2(OH)6 · 4H2O |
| ⓘ Chromite Formula: Fe2+Cr3+2O4 Localities: Reported from at least 7 localities in this region. |
| ⓘ Chrysotile Formula: Mg3(Si2O5)(OH)4 |
| ⓘ Cinnabar Formula: HgS |
| ⓘ Clinochlore Formula: Mg5Al(AlSi3O10)(OH)8 |
| ⓘ 'Clinopyroxene Subgroup' |
| ⓘ Cobaltite Formula: CoAsS Localities: Reported from at least 9 localities in this region. |
| ⓘ Coesite Formula: SiO2 |
| ⓘ Columbite-(Fe) Formula: Fe2+Nb2O6 Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaRedout Lake Pegmatite, Yellowknife Pegmatite field, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaMoose II pegmatite (ELK; Beck; DeStaffany), Yellowknife Pegmatite field, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
ⓘ 'Columbite-(Fe)-Columbite-(Mn) Series'Localities: Reported from at least 6 localities in this region. |
ⓘ 'Columbite-Tantalite'Localities: Moose II pegmatite (ELK; Beck; DeStaffany), Yellowknife Pegmatite field, Northwest Territories, CanadaBlatchford Lake, Yellowknife Pegmatite field, Northwest Territories, CanadaPeg Tantalum, Yellowknife Pegmatite field, Northwest Territories, CanadaVan Dyke, Yellowknife Pegmatite field, Northwest Territories, Canada |
| ⓘ Copper Formula: Cu Localities: Reported from at least 6 localities in this region. |
| ⓘ Cordierite Formula: (Mg,Fe)2Al3(AlSi5O18) Localities: Reported from at least 6 localities in this region. |
| ⓘ Corundum Formula: Al2O3 Localities: Unnamed pegmatite, Philmore Mine, Outpost Island, Great Slave Lake, Northwest Territories, CanadaPhilmore Mine, Outpost Island, Great Slave Lake, Northwest Territories, CanadaNorthwest Territories, Canada |
| ⓘ Corundum var: Sapphire Formula: Al2O3 |
| ⓘ Covellite Formula: CuS |
| ⓘ Crandallite Formula: CaAl3(PO4)(PO3OH)(OH)6 |
| ⓘ Cubanite Formula: CuFe2S3 Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaCantung Mine, Tungsten, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Cummingtonite Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2 |
| ⓘ Cuprite Formula: Cu2O |
| ⓘ Cuprosklodowskite Formula: Cu(UO2)2(SiO3OH]2 · 6H2O |
| ⓘ Curite Formula: Pb3(UO2)8O8(OH)6 · 3H2O |
| ⓘ Dadsonite (TL) Formula: Pb23Sb25S60Cl Type Locality: |
| ⓘ Danburite Formula: CaB2Si2O8 |
| ⓘ Diamond Formula: C |
| ⓘ Digenite Formula: Cu9S5 Localities: Coates Lake deposit, Redstone, Mackenzie Mts, Mackenzie District, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaCantung Mine, Tungsten, Northwest Territories, Canada |
| ⓘ Diopside Formula: CaMgSi2O6 Localities: Reported from at least 6 localities in this region. |
| ⓘ Diopside var: Chromian Diopside Formula: Ca(Mg,Cr)Si2O6 |
| ⓘ Djerfisherite Formula: K6(Fe,Cu,Ni)25S26Cl |
| ⓘ Djurleite Formula: Cu31S16 |
| ⓘ Dolomite Formula: CaMg(CO3)2 |
| ⓘ Dolomite var: Ferroan Dolomite Formula: Ca(Mg,Fe)(CO3)2 |
| ⓘ Domeykite Formula: Cu3As |
| ⓘ Domeykite-β Formula: Cu3-xAs |
| ⓘ Douglasite Formula: K2[Fe2+Cl4(OH2)2] |
| ⓘ Dravite Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH) Localities: Nori/RA prospect, DeVries Lake, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaLittle Nahanni River, Tungsten, Northwest Territories, CanadaNaats'ihch'oh igneous complex, Northwest Territories, CanadaLened property, Tungsten, Northwest Territories, Canada |
| ⓘ Eitelite Formula: Na2Mg(CO3)2 |
| ⓘ Elbaite Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
| ⓘ Emplectite Formula: CuBiS2 |
| ⓘ Enstatite Formula: MgSiO3 Localities: Snap Lake mine, Camsell Lake, Northwest Territories, CanadaJericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaEkati Mine, Lac de Gras, Northwest Territories, CanadaRanch Lake kimberlite pipe, Contwoyto Lake, Northwest Territories, Canada |
| ⓘ Enstatite var: Bronzite Formula: (Mg,Fe2+)2[SiO3]2 |
| ⓘ Epidote Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH) |
| ⓘ Erythrite Formula: Co3(AsO4)2 · 8H2O Localities: Reported from at least 7 localities in this region. |
| ⓘ Eudialyte Formula: Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2 |
| ⓘ Famatinite Formula: Cu3SbS4 Localities: Contact Lake Mine (B.E.A.R. deposit), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaPort Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
ⓘ 'Fayalite-Forsterite Series'Localities: Reported from at least 9 localities in this region. |
ⓘ 'Feldspar Group'Localities: KOL prospect, DeVries Lake, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaRedout Lake Pegmatite, Yellowknife Pegmatite field, Northwest Territories, CanadaMoose II pegmatite (ELK; Beck; DeStaffany), Yellowknife Pegmatite field, Northwest Territories, Canada |
| ⓘ 'Feldspar Group var: Perthite' |
| ⓘ Ferberite Formula: FeWO4 |
| ⓘ Fergusonite-(Y) Formula: YNbO4 Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaO'Grady Lake area, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Ferrihydrite Formula: Fe3+10O14(OH)2 |
| ⓘ Ferrobustamite Formula: CaFe2+(Si2O6) |
| ⓘ Ferro-hornblende Formula: ☐{Ca2}{Fe2+4Al}(AlSi7O22)(OH)2 |
| ⓘ Ferro-richterite Formula: {Na}{CaNa}{Fe2+5}(Si8O22)(OH)2 |
| ⓘ Feruvite Formula: Ca(Fe2+)3MgAl5(Si6O18)(BO3)3(OH)3(OH) |
| ⓘ Fibroferrite Formula: Fe3+(SO4)(OH) · 5H2O |
| ⓘ Fluorapatite Formula: Ca5(PO4)3F Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaLittle Nahanni River, Tungsten, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaMoose II pegmatite (ELK; Beck; DeStaffany), Yellowknife Pegmatite field, Northwest Territories, Canada |
| ⓘ 'Fluorbritholite' |
| ⓘ Fluorbritholite-(Ce) Formula: (Ce,Ca)5(SiO4)3F |
| ⓘ Fluorite Formula: CaF2 |
| ⓘ Fluornatropyrochlore Formula: (Na,Pb,Ca,REE,U)2Nb2O6F |
| ⓘ Fluorstrophite Formula: SrCaSr3(PO4)3F |
| ⓘ Foitite Formula: (□,Na)(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3OH |
| ⓘ Forsterite Formula: Mg2SiO4 Localities: Jericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaEkati Mine, Lac de Gras, Northwest Territories, Canada5034 kimberlite, Gahcho Kué mine, Lac de Gras, Northwest Territories, Canada |
| ⓘ Fourmarierite Formula: Pb(UO2)4O3(OH)4 · 4H2O |
| ⓘ Freibergite Formula: Ag6[Cu4Fe2]Sb4S13-x Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Galena Formula: PbS |
| ⓘ 'Garnet Group' Formula: X3Z2(SiO4)3 |
| ⓘ Gersdorffite Formula: NiAsS Localities: Reported from at least 9 localities in this region. |
| ⓘ 'Gismondine' |
| ⓘ Gittinsite ? Formula: CaZrSi2O7 |
| ⓘ Glaucodot Formula: (Co0.50Fe0.50)AsS Localities: Reported from at least 6 localities in this region. |
| ⓘ Goethite Formula: α-Fe3+O(OH) Localities: Reported from at least 6 localities in this region. |
| ⓘ Gold Formula: Au |
| ⓘ Grossular Formula: Ca3Al2(SiO4)3 |
| ⓘ Guanajuatite Formula: Bi2Se3 |
| ⓘ Gudmundite Formula: FeSbS Localities: Giant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaNegus Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaYellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ 'Gummite' |
| ⓘ Gustavite Formula: AgPbBi3S6 |
| ⓘ Gypsum Formula: CaSO4 · 2H2O Localities: Golden Deposit, Fort Norman, Mackenzie District, Northwest Territories, CanadaCoates Lake deposit, Redstone, Mackenzie Mts, Mackenzie District, Northwest Territories, CanadaPine Point, Northwest Territories, Canada |
| ⓘ Gypsum var: Selenite Formula: CaSO4 · 2H2O |
| ⓘ Halite Formula: NaCl |
| ⓘ Hambergite Formula: Be2(BO3)(OH) |
| ⓘ Hastingsite Formula: {Na}{Ca2}{Fe2+4Fe3+}(Al2Si6O22)(OH)2 |
| ⓘ Hauchecornite Formula: Ni9BiSbS8 |
| ⓘ Heazlewoodite Formula: Ni3S2 |
| ⓘ Hedenbergite Formula: CaFe2+Si2O6 |
| ⓘ Helvine Formula: Be3Mn2+4(SiO4)3S |
| ⓘ Hematite Formula: Fe2O3 |
| ⓘ Hematite var: Specularite Formula: Fe2O3 |
| ⓘ Hemimorphite Formula: Zn4Si2O7(OH)2 · H2O |
| ⓘ Hessite Formula: Ag2Te Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaContact Lake Mine (B.E.A.R. deposit), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaCantung Mine, Tungsten, Northwest Territories, Canada |
| ⓘ Heterogenite Formula: Co3+O(OH) |
| ⓘ Heulandite-Ca Formula: (Ca,Na)5(Si27Al9)O72 · 26H2O |
| ⓘ Hexahydrite Formula: MgSO4 · 6H2O |
ⓘ 'Hornblende'Localities: Reported from at least 6 localities in this region. |
| ⓘ Hydroniumjarosite Formula: (H3O)Fe3+3(SO4)2(OH)6 |
| ⓘ Hydroxyapophyllite-(K) Formula: KCa4(Si8O20)(OH,F) · 8H2O |
| ⓘ Hydroxylapatite Formula: Ca5(PO4)3(OH) |
| ⓘ Hydroxylapatite var: Carbonate-rich Hydroxylapatite Formula: Ca5(PO4,CO3)3(OH,O) |
| ⓘ Hydrozincite Formula: Zn5(CO3)2(OH)6 |
| ⓘ Ilmenite Formula: Fe2+TiO3 |
| ⓘ 'Indicolite' Formula: A(D3)G6(T6O18)(BO3)3X3Z |
| ⓘ Iron Formula: Fe |
| ⓘ Iron var: Kamacite Formula: (Fe,Ni) |
| ⓘ Isocubanite Formula: CuFe2S3 |
| ⓘ Ixiolite Formula: (Ta,Nb,Sn,Fe,Mn)4O8 Localities: Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Jalpaite Formula: Ag3CuS2 Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Jamesonite Formula: Pb4FeSb6S14 Localities: Giant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaNegus Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaYellowknife, Mackenzie District, Northwest Territories, CanadaIndin Lake, Northwest Territories, Canada |
| ⓘ Jarosite Formula: KFe3+ 3(SO4)2(OH)6 |
| ⓘ Johannite Formula: Cu(UO2)2(SO4)2(OH)2 · 8H2O |
| ⓘ Jordanite Formula: Pb14(As,Sb)6S23 |
| ⓘ Kaolinite Formula: Al2(Si2O5)(OH)4 Localities: Little Nahanni River, Tungsten, Northwest Territories, CanadaNICO deposit, Mazenod Lake District, Northwest Territories, CanadaGolden Deposit, Fort Norman, Mackenzie District, Northwest Territories, Canada |
| ⓘ Kasolite Formula: Pb(UO2)[SiO4] · H2O |
| ⓘ Kawazulite Formula: Bi2Te2Se |
| ⓘ Kentbrooksite Formula: (Na,REE)15(Ca,REE)6(Mn2+,Fe2+)3Zr3Nb[Si25O74]F2 · 2H2O |
ⓘ 'K Feldspar'Localities: Reported from at least 7 localities in this region. |
| ⓘ Khibinskite Formula: K2ZrSi2O7 |
| ⓘ 'Klaprothite (of Petersen)' |
| ⓘ Kutinaite Formula: Ag6Cu14As7 |
| ⓘ Kutnohorite Formula: CaMn2+(CO3)2 |
| ⓘ Kyanite Formula: Al2(SiO4)O |
| ⓘ Lanthanite-(Ce) Formula: (Ce,La,Nd)2(CO3)3 · 8H2O |
| ⓘ Laumontite Formula: CaAl2Si4O12 · 4H2O |
| ⓘ Lazulite Formula: MgAl2(PO4)2(OH)2 |
| ⓘ Lead Formula: Pb |
| ⓘ Lengenbachite Formula: Ag4Cu2Pb18As12S39 |
ⓘ 'Lepidolite'Localities: Stargazer Claim, O'Grady Lake area, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaLittle Nahanni River, Tungsten, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Leucoxene |
| ⓘ Liebigite Formula: Ca2(UO2)(CO3)3 · 11H2O |
| ⓘ 'Limonite' Formula: (Fe,O,OH,H2O) |
| ⓘ Lithiophilite Formula: LiMn2+PO4 |
| ⓘ Löllingite Formula: FeAs2 Localities: Reported from at least 9 localities in this region. |
| ⓘ Magnesiochromite Formula: MgCr2O4 |
| ⓘ Magnesiozippeite Formula: Mg(UO2)2(SO4)O2 · 3.5H2O |
| ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
| ⓘ Malachite Formula: Cu2(CO3)(OH)2 Localities: Reported from at least 9 localities in this region. |
| ⓘ Marcasite Formula: FeS2 |
| ⓘ Matildite Formula: AgBiS2 Localities: Camsell River area, Northwest Territories, CanadaSilver Bear mine (Terra mines; North mine; Terra Mining and Exploration Company mine), Camsell River area, Northwest Territories, CanadaSilver Bay Mine, Camsell River area, Northwest Territories, CanadaNorex Mine, Camsell River area, Northwest Territories, Canada |
| ⓘ Maucherite Formula: Ni11As8 |
| ⓘ Mckinstryite Formula: Ag5-xCu3+xS4 |
| ⓘ Melanterite Formula: Fe2+(H2O)6SO4 · H2O |
| ⓘ 'Melilite Group' Formula: Ca2M(XSiO7) |
| ⓘ Meneghinite Formula: Pb13CuSb7S24 |
| ⓘ Mesolite Formula: Na2Ca2Si9Al6O30 · 8H2O |
| ⓘ Microcline Formula: K(AlSi3O8) Localities: Reported from at least 8 localities in this region. |
| ⓘ Microcline var: Amazonite Formula: K(AlSi3O8) |
| ⓘ 'Microlite Group' Formula: A2-mTa2X6-wZ-n |
| ⓘ 'Microlite Group var: Uranmicrolite (of Hogarth 1977)' |
| ⓘ Millerite Formula: NiS |
| ⓘ Mimetite Formula: Pb5(AsO4)3Cl |
| ⓘ Molybdenite Formula: MoS2 |
| ⓘ 'Molybdenite-3R' (FRL) Formula: MoS2 Type Locality: |
| ⓘ 'Monazite' |
| ⓘ Monazite-(Ce) Formula: Ce(PO4) Localities: Lac de Gras, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaO'Grady Lake area, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Montebrasite Formula: LiAl(PO4)(OH) |
| ⓘ Monticellite Formula: CaMgSiO4 |
| ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
| ⓘ Muscovite var: Illite Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2 Localities: Little Nahanni River, Tungsten, Northwest Territories, CanadaGolden Deposit, Fort Norman, Mackenzie District, Northwest Territories, CanadaMountain River beryl showing, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada |
| ⓘ Muscovite var: Sericite Formula: KAl2(AlSi3O10)(OH)2 Localities: Courageous Lake FAT deposit, Northwest Territories, CanadaGiant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaBonanza prospect, Dowdell Point, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaCantung Mine, Tungsten, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Nacrite Formula: Al2(Si2O5)(OH)4 |
| ⓘ Nagyágite Formula: [Pb3(Pb,Sb)3S6](Au,Te)3 |
| ⓘ Nanpingite Formula: CsAl2(AlSi3O10)(OH,F)2 |
| ⓘ Natrojarosite Formula: NaFe3(SO4)2(OH)6 |
| ⓘ Natrolite Formula: Na2Al2Si3O10 · 2H2O |
| ⓘ Nepheline Formula: Na3K(Al4Si4O16) Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBig Spruce Lake carbonatite, Mazenod Lake District, Northwest Territories, Canada |
| ⓘ Nickeline Formula: NiAs |
| ⓘ Nickelskutterudite Formula: (Ni,Co,Fe)As3 Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Norsethite Formula: BaMg(CO3)2 |
| ⓘ Omphacite Formula: (NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6 |
| ⓘ Opal Formula: SiO2 · nH2O |
| ⓘ Orthoclase Formula: K(AlSi3O8) Localities: Coates Lake deposit, Redstone, Mackenzie Mts, Mackenzie District, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaNICO deposit, Mazenod Lake District, Northwest Territories, Canada |
ⓘ 'Orthopyroxene Subgroup'Localities: Ekati Mine, Lac de Gras, Northwest Territories, CanadaJericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaPanda kimberlite, Ekati Mine, Lac de Gras, Northwest Territories, CanadaGreat Bear Lake meteorite, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Pararammelsbergite Formula: NiAs2 |
| ⓘ Parisite-(Ce) Formula: CaCe2(CO3)3F2 Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Parkerite Formula: Ni3(Bi,Pb)2S2 |
| ⓘ Pavonite Formula: AgBi3S5 |
| ⓘ Pearceite Formula: [Ag9CuS4][(Ag,Cu)6(As,Sb)2S7] Localities: Silver Bear mine (Terra mines; North mine; Terra Mining and Exploration Company mine), Camsell River area, Northwest Territories, CanadaContact Lake Mine (B.E.A.R. deposit), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Pectolite Formula: NaCa2Si3O8(OH) Localities: Lac de Gras, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Pentlandite Formula: (FexNiy)Σ9S8 Localities: Jericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaSilver Bear mine (Terra mines; North mine; Terra Mining and Exploration Company mine), Camsell River area, Northwest Territories, CanadaDiscovery Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Periclase Formula: MgO |
| ⓘ Periclase var: Ferropericlase Formula: (Mg,Fe)O |
| ⓘ Perovskite Formula: CaTiO3 Localities: Lac de Gras, Northwest Territories, CanadaPanda kimberlite, Ekati Mine, Lac de Gras, Northwest Territories, Canada5034 kimberlite, Gahcho Kué mine, Lac de Gras, Northwest Territories, Canada |
| ⓘ Petalite Formula: LiAl(Si4O10) |
| ⓘ Pharmacolite Formula: Ca(HAsO4) · 2H2O |
| ⓘ Phenakite Formula: Be2SiO4 Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaT-Zone deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Phlogopite Formula: KMg3(AlSi3O10)(OH)2 Localities: Lac de Gras, Northwest Territories, CanadaJericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaSnap Lake mine, Camsell Lake, Northwest Territories, CanadaEkati Mine, Lac de Gras, Northwest Territories, Canada5034 kimberlite, Gahcho Kué mine, Lac de Gras, Northwest Territories, Canada |
| ⓘ 'Plumbopyrochlore (of Atencio et al.)' |
| ⓘ Pollucite Formula: (Cs,Na)2(Al2Si4O12) · 2H2O |
| ⓘ Polybasite Formula: [(Ag,Cu)6(Sb,As)2S7][Ag9CuS4] |
| ⓘ Polycrase-(Y) Formula: Y(Ti,Nb)2(O,OH)6 |
| ⓘ Polydymite Formula: Ni2+Ni3+2S4 Localities: Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaPort Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Polylithionite Formula: KLi2Al(Si4O10)(F,OH)2 Localities: Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaT-Zone deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaStargazer Claim, O'Grady Lake area, Northwest Territories, Canada |
| ⓘ Prehnite Formula: Ca2Al2Si3O10(OH)2 |
| ⓘ Priderite Formula: K(Ti4+7Fe3+)O16 |
| ⓘ Proustite Formula: Ag3AsS3 |
| ⓘ Pseudorutile Formula: Fe2Ti3O9 |
ⓘ 'Psilomelane'Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Purpurite Formula: (Mn3+,Fe3+)PO4 |
| ⓘ Pyrargyrite Formula: Ag3SbS3 |
| ⓘ Pyrite Formula: FeS2 |
| ⓘ 'Pyrochlore' |
| ⓘ 'Pyrochlore Group' Formula: A2Nb2(O,OH)6Z Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaO'Grady Lake area, Northwest Territories, Canada |
| ⓘ 'Pyrochlore Group var: Yttropyrochlore (of Hogarth 1977)' Formula: A2Nb2(O,OH)6Z |
| ⓘ Pyrolusite Formula: Mn4+O2 Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Pyromorphite Formula: Pb5(PO4)3Cl |
| ⓘ Pyrope Formula: Mg3Al2(SiO4)3 Localities: Snap Lake mine, Camsell Lake, Northwest Territories, CanadaJericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaEkati Mine, Lac de Gras, Northwest Territories, CanadaRanch Lake kimberlite pipe, Contwoyto Lake, Northwest Territories, Canada |
| ⓘ Pyrope var: Titanian Pyrope Formula: Mg3(Al,Ti)2Si3O12 |
| ⓘ Pyrophanite Formula: Mn2+TiO3 |
| ⓘ Pyrosmalite-(Fe) Formula: Fe2+8Si6O15(OH,Cl)10 |
| ⓘ Pyrosmalite-(Mn) Formula: Mn2+8Si6O15(OH,Cl)10 |
ⓘ 'Pyroxene Group'Localities: Reported from at least 6 localities in this region. |
| ⓘ Pyrrhotite Formula: Fe7S8 |
| ⓘ Quartz Formula: SiO2 |
| ⓘ Quartz var: Amethyst Formula: SiO2 |
| ⓘ Quartz var: Smoky Quartz Formula: SiO2 |
| ⓘ Rammelsbergite Formula: NiAs2 |
| ⓘ Realgar Formula: As4S4 |
| ⓘ Rickardite Formula: Cu7Te5 Localities: Giant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaNegus Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Riebeckite Formula: ⃞[Na2][Fe2+3Fe3+2]Si8O22(OH)2 Localities: Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaHook Point, Yellowknife Pegmatite field, Northwest Territories, Canada |
| ⓘ Rößlerite Formula: Mg(HAsO4) · 7H2O |
| ⓘ Rozenite Formula: FeSO4 · 4H2O |
| ⓘ 'Rubellite' Formula: A(D3)G6(T6O18)(BO3)3X3Z |
| ⓘ Russellite Formula: Bi2WO6 |
| ⓘ Rutile Formula: TiO2 |
| ⓘ Rutile var: Niobian Rutile Formula: (Ti,Nb)O2 |
| ⓘ Safflorite Formula: (Co,Ni,Fe)As2 Localities: Reported from at least 8 localities in this region. |
| ⓘ Samarskite-(Y) Formula: (Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8 |
| ⓘ Scheelite Formula: Ca(WO4) |
| ⓘ 'Schirmerite' Formula: PbAgBi3S6 - Pb3Ag1.5Bi3.5S9 |
| ⓘ Schoepite Formula: (UO2)8O2(OH)12 · 12H2O |
| ⓘ Schorl Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH) Localities: Stargazer Claim, O'Grady Lake area, Northwest Territories, CanadaO'Grady Lake area, Northwest Territories, CanadaNaats'ihch'oh igneous complex, Northwest Territories, CanadaMoose II pegmatite (ELK; Beck; DeStaffany), Yellowknife Pegmatite field, Northwest Territories, Canada |
| ⓘ Semseyite Formula: Pb9Sb8S21 |
| ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn Localities: Lac de Gras, Northwest Territories, CanadaJericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaSnap Lake mine, Camsell Lake, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, Canada5034 kimberlite, Gahcho Kué mine, Lac de Gras, Northwest Territories, Canada |
| ⓘ Siderite Formula: FeCO3 Localities: Reported from at least 9 localities in this region. |
| ⓘ Siderite var: Mg-rich Siderite Formula: (Fe,Mg)CO3 |
| ⓘ Sillimanite Formula: Al2(SiO4)O |
| ⓘ Silver Formula: Ag |
| ⓘ Skippenite ? Formula: Bi2TeSe2 |
| ⓘ Skutterudite Formula: CoAs3 Localities: Reported from at least 9 localities in this region. |
| ⓘ Smithsonite Formula: ZnCO3 |
| ⓘ Sodalite Formula: Na8(Al6Si6O24)Cl2 Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBig Spruce Lake carbonatite, Mazenod Lake District, Northwest Territories, Canada |
| ⓘ Sokolovaite Formula: CsLi2Al(Si4O10)F2 |
| ⓘ Spessartine Formula: Mn2+3Al2(SiO4)3 |
| ⓘ Sphalerite Formula: ZnS |
| ⓘ Sphalerite var: Schalenblende |
| ⓘ Spinel Formula: MgAl2O4 Localities: Reported from at least 7 localities in this region. |
| ⓘ Spinel var: Pleonaste Formula: (Mg,Fe)Al2O4 |
| ⓘ Spodumene Formula: LiAlSi2O6 Localities: Reported from at least 6 localities in this region. |
| ⓘ Spodumene var: Kunzite Formula: LiAlSi2O6 |
| ⓘ Stannite Formula: Cu2FeSnS4 |
| ⓘ Staurolite Formula: Fe2+2Al9Si4O23(OH) |
| ⓘ Stellerite Formula: Ca4(Si28Al8)O72 · 28H2O |
| ⓘ Stephanite Formula: Ag5SbS4 |
| ⓘ Stibiocolumbite Formula: Sb(Nb,Ta)O4 |
| ⓘ Stibnite Formula: Sb2S3 Localities: Giant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaSilver Bear mine (Terra mines; North mine; Terra Mining and Exploration Company mine), Camsell River area, Northwest Territories, CanadaNegus Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaYellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Stilbite-Ca Formula: NaCa4[Al9Si27O72] · nH2O |
| ⓘ 'Stilbite subgroup' |
| ⓘ Stromeyerite Formula: AgCuS Localities: Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaContact Lake Mine (B.E.A.R. deposit), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaNo.1 Shaft (Port Radium mine), Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay Mine (Cross Fault shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ Sulphur Formula: S8 |
| ⓘ Suolunite Formula: Ca2(H2Si2O7) · H2O |
| ⓘ Sylvanite Formula: (Au,Ag)2Te4 Localities: Giant Yellowknife Mine (Giant Mine), Yellowknife, Mackenzie District, Northwest Territories, CanadaNegus Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Sylvite Formula: KCl |
| ⓘ Synchysite-(Ce) Formula: CaCe(CO3)2F Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Talc Formula: Mg3Si4O10(OH)2 Localities: Jericho kimberlite pipe, Contwoyto Lake, Northwest Territories, CanadaEaster Island Dike, Great Slave Lake, Northwest Territories, CanadaCantung Mine, Tungsten, Northwest Territories, CanadaColomac mine, Indin Lake, Northwest Territories, CanadaContact Lake, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada |
| ⓘ 'Tantalite' Formula: (Mn,Fe)(Ta,Nb)2O6 Localities: Reported from at least 6 localities in this region. |
| ⓘ Tantalite-(Fe) Formula: Fe2+Ta2O6 |
| ⓘ Tapiolite-(Fe) Formula: (Fe,Mn)(Ta,Nb)2O6 |
| ⓘ Tellurobismuthite Formula: Bi2Te3 |
| ⓘ Tennantite Formula: Cu6[Cu4(Fe,Zn)2]As4S13 Localities: Prairie Creek, Nahanni River area, Mackenzie Mts, Mackenzie District, Northwest Territories, CanadaNegus Mine, Yellowknife, Mackenzie District, Northwest Territories, CanadaCon Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada |
| ⓘ Tetraferriphlogopite Formula: KMg3(Fe3+Si3O10)(OH,F)2 |
| ⓘ Tetrahedrite Formula: Cu6[Cu4(Fe,Zn)2]Sb4S13 |
| ⓘ 'Thénardite' Formula: Na2SO4 |
| ⓘ Thorite Formula: Th(SiO4) Localities: Nechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaO'Grady Lake area, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaBlachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Thorite var: Uranothorite Formula: (Th,U)SiO4 |
| ⓘ Titanite Formula: CaTi(SiO4)O Localities: Reported from at least 7 localities in this region. |
| ⓘ Topaz Formula: Al2(SiO4)(F,OH)2 |
| ⓘ 'Tourmaline' Formula: A(D3)G6(T6O18)(BO3)3X3Z |
| ⓘ Tremolite Formula: ☐{Ca2}{Mg5}(Si8O22)(OH)2 |
| ⓘ Triphylite Formula: LiFe2+PO4 |
| ⓘ Triploidite Formula: (Mn2+,Fe2+)2(PO4)(OH) |
| ⓘ Troilite Formula: FeS |
| ⓘ Ullmannite Formula: NiSbS |
| ⓘ Ulvöspinel Formula: TiFe2O4 |
| ⓘ 'UM1981-21-Se:BiCuPb' (FRL) Formula: Bi9Cu4Pb2Se18 Type Locality: |
| ⓘ 'UM1981-30-Te:BiSe' (FRL) Formula: Bi4Se3Te3 Type Locality: |
| ⓘ Uraninite Formula: UO2 |
| ⓘ Uraninite var: Pitchblende Formula: UO2 Localities: Reported from at least 7 localities in this region. |
| ⓘ Uranophane Formula: Ca(UO2)2(SiO3OH)2 · 5H2O |
| ⓘ 'Uvite Series' Formula: Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH) |
| ⓘ Variscite Formula: AlPO4 · 2H2O |
| ⓘ Vauxite Formula: Fe2+Al2(PO4)2(OH)2 · 6H2O |
| ⓘ Vermiculite Formula: Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
| ⓘ Vesuvianite Formula: (Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10 |
| ⓘ Villiaumite Formula: NaF |
| ⓘ Vlasovite Formula: Na2ZrSi4O11 |
| ⓘ 'Wad' |
| ⓘ Willemite Formula: Zn2SiO4 |
| ⓘ Witherite Formula: BaCO3 |
| ⓘ Wodginite Formula: Mn2+Sn4+Ta2O8 |
| ⓘ 'Wolframite' Formula: (Fe2+)WO4 to (Mn2+)WO4 |
| ⓘ Wollastonite Formula: CaSiO3 Localities: Lac de Gras, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada5034 kimberlite, Gahcho Kué mine, Lac de Gras, Northwest Territories, Canada |
| ⓘ Wölsendorfite Formula: Pb7(UO2)14O19(OH)4 · 12H2O |
| ⓘ Xenotime-(Y) Formula: Y(PO4) Localities: Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaO'Grady Lake area, Northwest Territories, CanadaNechalacho deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaThor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, CanadaT-Zone deposit, Thor Lake syenite complex, Blachford Lake alkaline complex, Mackenzie District, Northwest Territories, Canada |
| ⓘ Yarrowite Formula: Cu9S8 |
| ⓘ Yukonite Formula: Ca3Fe3+(AsO4)2(OH)3 · 5H2O |
| ⓘ Zeunerite Formula: Cu(UO2)2(AsO4)2 · 12H2O |
| ⓘ Zinkenite Formula: Pb9Sb22S42 |
| ⓘ Zippeite Formula: K3(UO2)4(SO4)2O3(OH) · 3H2O |
| ⓘ Zircon Formula: Zr(SiO4) |
| ⓘ Zirsilite-(Ce) Formula: Na11-12(Ce,Na)3Ca6Mn3Zr3Nb(Si19O55)(Si3O9)2(CO3)(OH)3 · H2O |
Diavik Mine, Lac de Gras, Northwest Territories, Canada