Mineral name Structural Groups IMA Formula Max Age (Ma) Min Age (Ma) # of Sublocalities containing mineral LOCALITY IDs, not mindat ids # of localities containing mineral Acanthite (*) Acanthite Ag2 S 1860 408 11 31007 ,31008 ,31010 ,31011 ,31062 ,31064 ,31066 ,31067 ,31068 ,31070 ,31075 2793 Actinolite (*) Amphibole Ca2 (Mg4.5-2.5 Fe2+ 0.5-2.5 )Si8 O22 (OH)2 1860 91.4 5 31022 ,31063 ,31098 ,31099 ,31115 3419 Aegirine (*) Pyroxene NaFe3+ Si2 O6 2598 1785 6 31050 ,31051 ,31053 ,31054 ,31095 ,31120 1022 Aegirine-augite (*) Pyroxene (Ca,Na)(Fe3+ ,Mg,Fe2+ )Si2 O6 1 31022 286 Aenigmatite (*) Sapphirine Na4 [Fe2+ 10 Ti2 ]O4 [Si12 O36 ] 2100 2100 2 31051 ,31053 133 Albite (*) Feldspar Na(AlSi3 O8 ) 2598 88 14 31022 ,31035 ,31050 ,31051 ,31053 ,31054 ,31072 ,31077 ,31087 ,31101 ,31117 ,31119 ,31121 ,31124 8803 Algodonite (*) Not in a structural group Cu1-x Asx (x ≈ 0.15) 1860 1395 4 31062 ,31064 ,31067 ,31070 41 Allanite-(Ce) (*) Allanite Epidote CaCe(Al2 Fe2+ )[Si2 O7 ][SiO4 ]O(OH) 2100 2100 4 31022 ,31051 ,31053 ,31100 706 Allanite-(La) (*) Allanite Epidote CaLa(Al2 Fe2+ )[Si2 O7 ][SiO4 ]O(OH) 1 31100 25 Alluaudite (*) Alluaudite NaMnFe3+ 2 (PO4 )3 2598 2594 1 31125 94 Almandine (*) Garnet Fe2+ 3 Al2 (SiO4 )3 2598 2561 3 31044 ,31083 ,31124 2353 Altaite (*) Rocksalt PbTe 2589 2561 1 31085 489 Alunogen (*) Not in a structural group Al2 (SO4 )3 (H2 O)12 ·5H2 O 1 31056 272 Amblygonite (*) None LiAl(PO4 )F 2598 2594 2 31121 ,31122 244 Analcime (*) Analcime Na(AlSi2 O6 )·H2 O 2100 2100 2 31051 ,31053 1627 Anatase (*) Not in a structural group TiO2 3 31050 ,31051 ,31054 2162 Andalusite (*) Andalusite Al2 SiO5 92 88 2 31027 ,31117 1310 Andradite (*) Garnet Ca3 Fe3+ 2 (SiO4 )3 91.4 91.4 2 31097 ,31115 1534 Anglesite (*) Baryte Pb(SO4 ) 485 408 1 31075 2734 Anhydrite (*) Not in a structural group Ca(SO4 ) 776 622 3 31056 ,31077 ,31106 1588 Ankerite (*) None Ca(Fe2+ ,Mg)(CO3 )2 2589 2100 7 31050 ,31051 ,31053 ,31072 ,31081 ,31088 ,31098 3092 Annabergite (*) Vivianite Ni3 (AsO4 )2 ·8H2 O 1650 1450 6 31019 ,31020 ,31022 ,31023 ,31062 ,31069 445 Annite (*) Mica Clay KFe2+ 3 (AlSi3 O10 )(OH)2 2100 2100 3 31051 ,31053 ,31098 356 Antigorite (*) Serpentine Clay Mg3 Si2 O5 (OH)4 91.4 91.4 1 31115 708 Antimony (*) Arsenic Sb 2589 2561 3 31019 ,31078 ,31085 363 Arfvedsonite (*) Amphibole NaNa2 (Fe2+ 4 Fe3+ )Si8 O22 (OH)2 2 31050 ,31054 295 Arsenic (*) Arsenic As 1650 1395 1 31062 379 Arsenopyrite (*) Arsenopyrite FeAsS 2589 358.9 26 31007 ,31008 ,31010 ,31011 ,31016 ,31019 ,31034 ,31035 ,31036 ,31062 ,31063 ,31064 ,31067 ,31070 ,31074 ,31078 ,31081 ,31083 ,31085 ,31087 ,31088 ,31089 ,31090 ,31091 ,31092 ,31098 9052 Asbolane (*) Not in a structural group Mn4+ (O,OH)2 ·(Co,Ni,Mg,Ca)x (OH)2x ·nH2 O 1650 1395 1 31062 143 Astrophyllite (*) Astrophyllite K2 NaFe2+ 7 Ti2 (Si4 O12 )2 O2 (OH)4 F 2100 2100 1 31050 161 Augite (*) Pyroxene (Ca,Mg,Fe)2 Si2 O6 2 31022 ,31100 2060 Aurichalcite (*) None (Zn,Cu)5 (CO3 )2 (OH)6 485 408 1 31075 919 Aurostibite (*) Pyrite AuSb2 2589 2561 2 31078 ,31085 73 Axinite-(Fe) (*) Axinite Ca4 Fe2+ 2 Al4 [B2 Si8 O30 ](OH)2 2 31100 ,31101 260 Azurite (*) Not in a structural group Cu3 (CO3 )2 (OH)2 2589 408 6 31011 ,31059 ,31062 ,31064 ,31075 ,31085 5509 Barrerite (*) Stilbite Na2 (Si7 Al2 )O18 ·6H2 O 91.4 91.4 1 31115 23 Baryte (*) Baryte Ba(SO4 ) 2100 1395 8 31014 ,31041 ,31047 ,31051 ,31053 ,31062 ,31106 ,31112 11547 Bastnäsite-(Ce) (*) Bastnäsite Ce(CO3 )F 2100 2100 4 31050 ,31051 ,31053 ,31054 304 Becquerelite (*) None Ca(UO2 )6 O4 (OH)6 ·8H2 O 1510 1395 1 31062 92 Benjaminite (*) Pavonite Ag3 Bi7 S12 1 31011 45 Berthierine (*) Clay Serpentine (Fe2+ ,Fe3+ ,Al)3 (Si,Al)2 O5 (OH)4 2598 2594 1 31124 59 Berthierite (*) Berthierite FeSb2 S4 2589 2561 2 31078 ,31085 343 Beryl (*) Beryl Be3 Al2 Si6 O18 2598 88 7 31072 ,31116 ,31117 ,31121 ,31122 ,31124 ,31125 4286 Beusite (*) Graftonite Mn2+ Mn2+ 2 (PO4 )2 2598 2594 1 31124 39 Beusite-(Ca) (*) Graftonite CaMn2+ 2 (PO4 )2 2598 2594 1 31123 1 Bianchite (*) Hexahydrite Zn(SO4 )·6H2 O 1 31106 40 Bindheimite (*) Pyrochlore Pb2 Sb5+ 2 O7 485 408 1 31075 450 Bismuth (*) Arsenic Bi 1860 91.4 16 31002 ,31007 ,31008 ,31010 ,31011 ,31022 ,31023 ,31057 ,31062 ,31064 ,31067 ,31069 ,31070 ,31074 ,31098 ,31115 1966 Bismuthinite (*) Stibnite Bi2 S3 1860 91.4 9 31008 ,31011 ,31022 ,31062 ,31064 ,31067 ,31074 ,31098 ,31115 1935 Bismutite (*) Bismutite Bi2 O2 (CO3 ) 1650 1395 3 31011 ,31062 ,31101 716 Blödite (*) Blödite Na2 Mg(SO4 )2 ·4H2 O 1 31056 130 Bornite (*) None Cu5 FeS4 1860 91.4 13 31010 ,31011 ,31025 ,31059 ,31062 ,31064 ,31066 ,31067 ,31068 ,31070 ,31077 ,31097 ,31115 5516 Boulangerite (*) None Pb5 Sb4 S11 2589 2561 4 31078 ,31081 ,31085 ,31088 843 Bournonite (*) Bournonite CuPbSbS3 2589 408 3 31075 ,31078 ,31085 1089 Breithauptite (*) Nickeline NiSb 1860 1395 3 31062 ,31064 ,31067 175 Britholite-(Ce) (*) Apatite (Ce,Ca)5 (SiO4 )3 (OH) 2100 2100 2 31051 ,31053 115 Bultfonteinite (*) Spurrite-Afwillite Ca2 SiO3 (OH)F·H2 O 1 31041 20 Calaverite (*) Melonite AuTe2 2589 2561 3 31081 ,31085 ,31088 361 Calciocatapleiite (*) Catapleiite CaZrSi3 O9 ·2H2 O 2100 2100 2 31051 ,31053 8 Calcite (*) Calcite Ca(CO3 ) 2598 88 31 31007 ,31010 ,31011 ,31022 ,31023 ,31033 ,31041 ,31047 ,31050 ,31051 ,31053 ,31062 ,31063 ,31066 ,31068 ,31077 ,31081 ,31083 ,31085 ,31088 ,31090 ,31091 ,31098 ,31106 ,31108 ,31109 ,31112 ,31115 ,31116 ,31117 ,31124 27770 Cancrinite (*) Cancrinite (Na,Ca, )8 (Al6 Si6 )O24 (CO3 ,SO4 )2 ·2H2 O 2100 2100 1 31053 232 Cassiterite (*) Rutile SnO2 2598 88 9 31025 ,31051 ,31053 ,31078 ,31085 ,31101 ,31117 ,31121 ,31125 5171 Catapleiite (*) Catapleiite Na2 Zr(Si3 O9 )·2H2 O 2100 2100 2 31051 ,31053 113 Cerianite-(Ce) (*) Fluorite CeO2 2100 2100 2 31051 ,31053 94 Cerussite (*) Aragonite Pb(CO3 ) 1650 408 3 31062 ,31075 ,31106 4979 Chabazite-Ca (*) Chabazite Ca2 [Al4 Si8 O24 ]·13H2 O 92 88 2 31101 ,31117 310 Chalcocite (*) None Cu2 S 2589 750 11 31011 ,31062 ,31064 ,31067 ,31070 ,31077 ,31081 ,31085 ,31088 ,31093 ,31097 5707 Chalcopyrite (*) Chalcopyrite CuFeS2 2598 91.4 40 31007 ,31008 ,31010 ,31011 ,31019 ,31022 ,31025 ,31034 ,31035 ,31036 ,31051 ,31053 ,31059 ,31060 ,31062 ,31063 ,31064 ,31066 ,31067 ,31068 ,31069 ,31070 ,31074 ,31075 ,31077 ,31078 ,31081 ,31083 ,31085 ,31087 ,31088 ,31090 ,31091 ,31093 ,31097 ,31098 ,31106 ,31115 ,31116 ,31121 27198 Chalcostibite (*) Chalcostibite CuSbS2 2589 1395 8 31062 ,31064 ,31067 ,31070 ,31078 ,31081 ,31085 ,31088 162 Chamosite (*) Chlorite Clay (Fe2+ ,Mg,Al,Fe3+ )6 (Si,Al)4 O10 (OH,O)8 2100 2100 2 31051 ,31053 577 Chloritoid (*) Chloritoid Fe2+ Al2 O(SiO4 )(OH)2 92 88 1 31117 376 Christelite (*) Ktenasite Zn3 Cu2 (SO4 )2 (OH)6 ·4H2 O 485 408 1 31075 5 Chromite (*) Spinel Fe2+ Cr2 O4 1860 1395 7 31001 ,31015 ,31031 ,31041 ,31043 ,31047 ,31061 3902 Chrysotile (*) Serpentine Clay Mg3 Si2 O5 (OH)4 1 31014 951 Cinnabar (*) None HgS 485 408 1 31075 2600 Clinochlore (*) Chlorite Clay Mg5 Al(AlSi3 O10 )(OH)8 1 31098 1756 Cobaltite (*) Cobaltite CoAsS 2589 1395 9 31011 ,31022 ,31062 ,31064 ,31067 ,31070 ,31081 ,31088 ,31098 966 Coesite (*) Not in a structural group SiO2 1 31043 77 Columbite-(Fe) (*) Columbite Fe2+ Nb2 O6 2598 2100 5 31050 ,31051 ,31053 ,31121 ,31124 518 Copper (*) Copper Cu 2589 1395 6 31021 ,31031 ,31039 ,31061 ,31062 ,31090 3846 Cordierite (*) Beryl Mg2 Al4 Si5 O18 2589 88 5 30994 ,31029 ,31060 ,31084 ,31117 1008 Corundum (*) Corundum Al2 O3 2 31026 ,31027 1797 Covellite (*) Covellite CuS 2589 408 14 31022 ,31025 ,31062 ,31064 ,31066 ,31067 ,31068 ,31070 ,31075 ,31077 ,31081 ,31085 ,31088 ,31097 4165 Crandallite (*) Alunite CaAl3 (PO4 )(PO3 OH)(OH)6 2598 2594 1 31121 310 Cubanite (*) Cubanite Wurtzite CuFe2 S3 1860 91.4 4 31062 ,31067 ,31070 ,31115 802 Cummingtonite (*) Amphibole Mg2 Mg5 Si8 O22 (OH)2 2589 2561 1 31083 327 Cuprite (*) Not in a structural group Cu2 O 1 31021 2970 Cuprosklodowskite (*) None Cu(UO2 )2 (SiO3 OH)2 ·6H2 O 1510 1395 1 31062 58 Curite (*) None Pb3+x [(UO2 )4 O4+x (OH)3-x ]2 ·2H2 O 1510 1395 1 31062 51 Dadsonite (*) Dadsonite Pb23 Sb25 S60 Cl 2589 2561 1 31085 15 Danburite (*) Danburite CaB2 Si2 O8 1 31101 148 Diamond (*) Diamond C 10 31001 ,31014 ,31015 ,31041 ,31042 ,31043 ,31044 ,31045 ,31046 ,31048 697 Digenite (*) Digenite Cu1.8 S 750 91.4 3 31022 ,31077 ,31115 1027 Diopside (*) Pyroxene CaMgSi2 O6 91.4 91.4 6 31014 ,31041 ,31044 ,31047 ,31098 ,31115 4135 Djerfisherite (*) Djerfisherite K6 (Fe,Cu,Ni)25 S26 Cl 1 31041 60 Djurleite (*) None Cu31 S16 1 31097 300 Dolomite (*) None CaMg(CO3 )2 2589 91.4 22 31001 ,31007 ,31010 ,31011 ,31020 ,31022 ,31041 ,31044 ,31051 ,31053 ,31062 ,31063 ,31067 ,31072 ,31075 ,31077 ,31085 ,31106 ,31108 ,31109 ,31110 ,31115 9895 Domeykite (*) Domeykite Cu3 As 1 31021 73 Douglasite (*) None K2 Fe2+ Cl4 ·2H2 O 1 31056 3 Dravite (*) Tourmaline NaMg3 Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH) 1860 88 4 31060 ,31099 ,31116 ,31117 648 Eitelite (*) None Na2 Mg(CO3 )2 1 31044 20 Elbaite (*) Tourmaline Na(Al1.5 Li1.5 )Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH) 1 31101 520 Emplectite (*) Chalcostibite CuBiS2 3 31010 ,31011 ,31098 246 Enstatite (*) Pyroxene Mg2 Si2 O6 4 31001 ,31014 ,31015 ,31044 944 Epidote (*) Epidote Clinozoisite Ca2 (Al2 Fe3+ )[Si2 O7 ][SiO4 ]O(OH) 2589 91.4 11 30994 ,31014 ,31022 ,31047 ,31059 ,31063 ,31081 ,31083 ,31097 ,31100 ,31115 8173 Erythrite (*) Vivianite Co3 (AsO4 )2 ·8H2 O 1860 1450 7 31011 ,31019 ,31022 ,31062 ,31064 ,31066 ,31070 814 Eudialyte (*) Eudialyte Na15 Ca6 Fe3 Zr3 Si(Si25 O73 )(O,OH,H2 O)3 (Cl,OH)2 2100 2100 2 31051 ,31053 182 Famatinite (*) Stannite Sphalerite Cu3 SbS4 1860 1395 4 31062 ,31064 ,31067 ,31070 163 Ferberite (*) Columbite Fe2+ (WO4 ) 1 31025 551 Fergusonite-(Y) (*) Scheelite YNbO4 2100 2100 3 31051 ,31053 ,31100 196 Ferrihydrite (*) Nolanite Fe3+ 10 O14 (OH)2 1 31056 86 Ferro-hornblende (*) Amphibole Ca2 (Fe2+ 4 Al)(Si7 Al)O22 (OH)2 1 31098 271 Ferro-richterite (*) Amphibole Na(NaCa)Fe2+ 5 Si8 O22 (OH)2 2100 2100 2 31051 ,31053 30 Ferrobustamite (*) Wollastonite CaFe2+ Si2 O6 2100 2100 2 31051 ,31053 22 Feruvite (*) Tourmaline CaFe2+ 3 (Al5 Mg)(Si6 O18 )(BO3 )3 (OH)3 (OH) 1 31101 15 Fibroferrite (*) Not in a structural group Fe3+ (SO4 )(OH)·5H2 O 1 31056 107 Fluorapatite (*) Apatite Ca5 (PO4 )3 F 2598 88 5 31022 ,31051 ,31053 ,31117 ,31121 2740 Fluorbritholite-(Ce) (*) Apatite (Ce,Ca)5 (SiO4 )3 F 2100 2100 1 31053 19 Fluorite (*) Fluorite CaF2 2100 88 15 31011 ,31050 ,31051 ,31053 ,31054 ,31062 ,31068 ,31072 ,31095 ,31097 ,31098 ,31100 ,31106 ,31115 ,31117 9617 Fluornatropyrochlore (*) None (Na,Pb,Ca,REE,U)2 Nb2 O6 F 2100 2100 1 31053 10 Fluorstrophite (*) Apatite SrCaSr3 (PO4 )3 F 1 31041 9 Foitite (*) Tourmaline (Fe2+ 2 Al)Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH)1 31099 75 Forsterite (*) Olivine Mg2 (SiO4 ) 4 31014 ,31022 ,31044 ,31047 1188 Fourmarierite (*) Schoepite Pb1-x O3-2x (UO2 )4 (OH)4+2x ·4H2 O 1510 1395 1 31062 61 Freibergite (*) Tetrahedrite Ag6 [Cu4 Fe2 ]Sb4 S12 1860 1395 3 31062 ,31067 ,31070 663 Galena (*) Rocksalt PbS 2589 88 29 31007 ,31008 ,31010 ,31011 ,31034 ,31035 ,31036 ,31062 ,31064 ,31067 ,31070 ,31075 ,31078 ,31081 ,31083 ,31085 ,31087 ,31088 ,31089 ,31090 ,31091 ,31092 ,31106 ,31107 ,31108 ,31109 ,31111 ,31112 ,31117 24243 Gismondine (*) Gismondine Ca2 (Si4 Al4 )O16 ·8H2 O 1 31056 128 Glaucodot (*) Arsenopyrite (Co0.5 Fe0.5 )AsS 1860 1395 6 31062 ,31064 ,31067 ,31069 ,31070 ,31097 131 Goethite (*) Diaspore FeO(OH) 2589 408 6 31011 ,31056 ,31075 ,31085 ,31098 ,31106 7437 Gold (*) Copper Au 2589 1500 18 31016 ,31025 ,31034 ,31035 ,31036 ,31059 ,31078 ,31081 ,31083 ,31085 ,31087 ,31088 ,31089 ,31090 ,31091 ,31092 ,31097 ,31098 30554 Grossular (*) Garnet Ca3 Al2 (SiO4 )3 91.4 91.4 1 31115 1544 Guanajuatite (*) Stibnite Bi2 Se3 1650 1450 2 31062 ,31069 37 Gudmundite (*) Arsenopyrite FeSbS 2589 2561 4 31078 ,31081 ,31085 ,31088 170 Gustavite (*) Lillianite AgPbBi3 S6 1 31011 113 Gypsum (*) Gypsum Ca(SO4 )·2H2 O 776 622 3 31056 ,31077 ,31106 6890 Halite (*) Rocksalt NaCl 1 31044 1398 Hambergite (*) None Be2 (BO3 )(OH) 1 31101 81 Hastingsite (*) Amphibole NaCa2 (Fe2+ 4 Fe3+ )(Si6 Al2 )O22 (OH)2 1 31098 209 Hauchecornite (*) hauchecornite Ni9 BiSbS8 1 31022 27 Heazlewoodite (*) None Ni3 S2 1 31041 205 Hedenbergite (*) Pyroxene CaFe2+ Si2 O6 91.4 91.4 2 31098 ,31115 741 Helvine (*) Sodalite Cancrinite-sodalite Be3 Mn2+ 4 (SiO4 )3 S 92 88 1 31117 237 Hematite (*) Corundum Fe2 O3 2589 622 25 31007 ,31010 ,31011 ,31022 ,31025 ,31040 ,31047 ,31050 ,31051 ,31053 ,31056 ,31062 ,31063 ,31064 ,31066 ,31067 ,31069 ,31070 ,31077 ,31081 ,31083 ,31087 ,31088 ,31097 ,31098 14640 Hemimorphite (*) Not in a structural group Zn4 (Si2 O7 )(OH)2 ·H2 O 1 31106 1689 Hessite (*) None Ag2 Te 1860 91.4 4 31062 ,31064 ,31070 ,31115 804 Heterogenite (*) None Co3+ O(OH) 1650 1395 1 31062 111 Heulandite-Ca (*) Heulandite (Ca,Na,K)5 (Si27 Al9 )O72 ·26H2 O 92 88 1 31117 246 Hexahydrite (*) Hexahydrite Mg(SO4 )·6H2 O 2 31056 ,31106 251 Hydroniumjarosite (*) Alunite (H3 O)Fe3+ 3 (SO4 )2 (OH)6 1 31056 65 Hydroxyapophyllite-(K) (*) Apophyllite KCa4 Si8 O20 (OH,F)·8H2 O 1 31041 85 Hydroxylapatite (*) Apatite Ca5 (PO4 )3 OH 92 88 2 31041 ,31117 367 Hydrozincite (*) None Zn5 (CO3 )2 (OH)6 485 408 2 31011 ,31075 1066 Ilmenite (*) Corundum Fe2+ Ti4+ O3 2589 2100 11 31001 ,31014 ,31022 ,31041 ,31044 ,31050 ,31051 ,31053 ,31083 ,31100 ,31101 5433 Iron (*) Iron Fe 1860 1395 3 31031 ,31041 ,31061 1089 Isocubanite (*) Sphalerite Cubanite CuFe2 S3 1860 1395 2 31031 ,31061 191 Ixiolite (*) Columbite (Ta2/3 Mn2+ 1/3 )O2 2100 2100 3 31050 ,31051 ,31053 148 Jalpaite (*) Jalpaite Ag3 CuS2 1860 1395 3 31062 ,31067 ,31070 116 Jamesonite (*) None Pb4 FeSb6 S14 2589 2561 5 31034 ,31078 ,31081 ,31085 ,31088 784 Jarosite (*) Alunite KFe3+ 3 (SO4 )2 (OH)6 2 31056 ,31105 2228 Johannite (*) Johannite Cu(UO2 )2 (SO4 )2 (OH)2 ·8H2 O 1510 1395 1 31062 69 Jordanite (*) Geocronite Pb14 As6 S23 2589 2561 2 31081 ,31088 105 Kaolinite (*) Clay Kaolinite Al2 Si2 O5 (OH)4 92 88 3 31056 ,31098 ,31117 5591 Kasolite (*) None Pb(UO2 )(SiO4 )·H2 O 1510 1395 1 31057 198 Kawazulite (*) Tetradymite Bi2 Te2 Se 1 31097 32 Kentbrooksite (*) Eudialyte (Na,REE)15 (Ca,REE)6 Mn3 Zr3 Nb(Si25 O73 )(O,OH,H2 O)3 (F,Cl)2 2100 2100 1 31053 19 Khibinskite (*) None K2 ZrSi2 O7 1 31041 6 Kutinaite (*) None Ag6 Cu14 As7 1 31021 7 Kutnohorite (*) None CaMn2+ (CO3 )2 2100 2100 2 31051 ,31053 234 Kyanite (*) Not in a structural group Al2 OSiO4 1 31014 1507 Lanthanite-(Ce) (*) Lanthanite Ce2 (CO3 )3 ·8H2 O 2100 2100 2 31051 ,31053 16 Laumontite (*) Not in a structural group CaAl2 Si4 O12 ·4H2 O 92 88 1 31117 1271 Lazulite (*) Lazulite MgAl2 (PO4 )2 (OH)2 2598 2594 1 31122 232 Lead (*) Copper Pb 2589 2561 2 31078 ,31085 192 Lengenbachite (*) Cylindrite Ag4 Cu2 Pb18 As12 S39 2589 2561 2 31081 ,31088 4 Liebigite (*) None Ca2 (UO2 )(CO3 )3 ·11H2 O 1510 1395 1 31062 78 Lithiophilite (*) Olivine LiMn2+ (PO4 ) 2598 88 3 31117 ,31122 ,31125 155 Löllingite (*) Löllingite FeAs2 2589 1395 9 31011 ,31021 ,31062 ,31064 ,31067 ,31070 ,31081 ,31088 ,31098 762 Magnesiochromite (*) Spinel MgCr2 O4 1 31041 311 Magnesiozippeite (*) Zippeite Mg(UO2 )2 (SO4 )O2 ·3.5H2 O 0 0 1 31062 14 Magnetite (*) Spinel Fe2+ Fe3+ 2 O4 2589 1395 23 31011 ,31022 ,31025 ,31035 ,31041 ,31050 ,31051 ,31053 ,31054 ,31059 ,31060 ,31062 ,31063 ,31064 ,31066 ,31067 ,31069 ,31070 ,31083 ,31095 ,31097 ,31098 ,31100 14899 Malachite (*) Malachite Cu2 (CO3 )(OH)2 2589 408 9 31011 ,31059 ,31062 ,31064 ,31068 ,31075 ,31077 ,31085 ,31098 12537 Marcasite (*) Marcasite FeS2 2589 91.4 10 31010 ,31011 ,31025 ,31035 ,31062 ,31078 ,31085 ,31098 ,31106 ,31115 5674 Matildite (*) None AgBiS2 4 31002 ,31007 ,31010 ,31011 252 Maucherite (*) None Ni11 As8 2 31010 ,31011 161 Mckinstryite (*) None Ag5 Cu3 S4 1510 1395 2 31062 ,31067 51 Melanterite (*) Melanterite Fe(SO4 )·7H2 O 1 31106 915 Meneghinite (*) Meneghinite Pb13 CuSb7 S24 2589 2561 2 31078 ,31085 158 Mesolite (*) Natrolite Na2 Ca2 (Si9 Al6 )O30 ·8H2 O 2100 2100 2 31051 ,31053 425 Microcline (*) Feldspar K(AlSi3 O8 ) 2598 622 8 31077 ,31097 ,31098 ,31100 ,31101 ,31119 ,31121 ,31124 4924 Millerite (*) Millerite NiS 1 31022 1066 Mimetite (*) Apatite Pb5 (AsO4 )3 Cl 1650 1395 1 31062 1107 Molybdenite (*) Molybdenite MoS2 2589 1395 10 31051 ,31053 ,31060 ,31062 ,31067 ,31069 ,31070 ,31081 ,31097 ,31098 5800 Monazite-(Ce) (*) Monazite Ce(PO4 ) 2100 2100 5 31022 ,31041 ,31051 ,31053 ,31100 945 Montebrasite (*) None LiAl(PO4 )(OH) 2598 88 2 31117 ,31121 200 Monticellite (*) Olivine CaMg(SiO4 ) 3 31001 ,31041 ,31047 153 Muscovite (*) Mica Clay KAl2 (Si3 Al)O10 (OH)2 2598 88 18 30994 ,31011 ,31016 ,31050 ,31056 ,31059 ,31066 ,31072 ,31081 ,31085 ,31100 ,31115 ,31116 ,31117 ,31119 ,31121 ,31122 ,31124 17380 Nacrite (*) Clay Kaolinite Al2 Si2 O5 (OH)4 1 31056 112 Nagyágite (*) None [Pb3 (Pb,Sb)3 S6 ](Au,Te)3 2589 2561 2 31081 ,31088 67 Nanpingite (*) Mica CsAl2 (Si3 Al)O10 (OH)2 1 31101 8 Natrojarosite (*) Alunite NaFe3+ 3 (SO4 )2 (OH)6 1 31056 254 Natrolite (*) Natrolite Na2 (Si3 Al2 )O10 ·2H2 O 2100 2100 2 31051 ,31053 1236 Nepheline (*) Tridymite Na3 K(Al4 Si4 O16 ) 2100 1785 3 31051 ,31053 ,31095 884 Nickeline (*) Nickeline NiAs 1860 1395 14 31007 ,31008 ,31010 ,31011 ,31019 ,31020 ,31022 ,31023 ,31062 ,31064 ,31067 ,31068 ,31069 ,31070 633 Nickelskutterudite (*) Skutterudite Perovskite (Ni,Co,Fe)As3 1860 1450 2 31062 ,31070 176 Norsethite (*) None BaMg(CO3 )2 1 31044 30 Omphacite (*) Pyroxene (Ca,Na)(Mg,Fe,Al)Si2 O6 1 31014 229 Opal (*) Amorphous SiO2 ·n H2 O 1 31100 2994 Orthoclase (*) Feldspar K(AlSi3 O8 ) 2100 622 4 31051 ,31053 ,31077 ,31098 2349 Gersdorffite-Pa3 (*) Pyrite NiAsS 2589 1395 9 31011 ,31019 ,31022 ,31062 ,31064 ,31067 ,31069 ,31070 ,31085 767 Pararammelsbergite (*) Löllingite NiAs2 1 31002 52 Parisite-(Ce) (*) Parisite CaCe2 (CO3 )3 F2 2100 2100 3 31050 ,31051 ,31053 112 Parkerite (*) None Ni3 (Bi,Pb)2 S2 2 31022 ,31023 55 Pavonite (*) Pavonite AgBi3 S5 1 31011 72 Pearceite (*) Polybasite [Ag9 CuS4 ][(Ag,Cu)6 (As,Sb)2 S7 ] 1860 1395 3 31011 ,31064 ,31067 249 Pectolite (*) Pectolite NaCa2 Si3 O8 (OH) 2100 2100 3 31041 ,31051 ,31053 363 Pentlandite (*) Pentlandite (Ni,Fe)9 S8 2589 2561 4 31011 ,31014 ,31022 ,31083 1512 Periclase (*) Rocksalt MgO 2 31043 ,31045 114 Perovskite (*) Perovskite CaTiO3 3 31041 ,31045 ,31047 495 Petalite (*) Not in a structural group LiAlSi4 O10 2598 2594 1 31121 124 Pharmacolite (*) Gypsum Ca(AsO3 OH)·2H2 O 1650 1395 1 31062 105 Phenakite (*) Phenakite Be2 (SiO4 ) 2100 2100 4 31050 ,31051 ,31053 ,31054 326 Phlogopite (*) Mica Clay KMg3 (AlSi3 O10 )(OH)2 5 31001 ,31014 ,31041 ,31044 ,31047 2273 Pollucite (*) Analcime Cs(Si2 Al)O6 ·nH2 O 1 31101 140 Polybasite (*) Polybasite [Ag9 CuS4 ][(Ag,Cu)6 (Sb,As)2 S7 ] 1650 1395 2 31011 ,31062 716 Polycrase-(Y) (*) Columbite Y(Ti,Nb)2 (O,OH)6 2100 2100 2 31051 ,31053 121 Polydymite (*) Spinel Ni2+ Ni3+ 2 S4 1860 1395 4 31062 ,31067 ,31069 ,31070 131 Polylithionite (*) Mica KLi2 AlSi4 O10 F2 4 31050 ,31051 ,31054 ,31101 89 Prehnite (*) Prehnite Ca2 Al(Si3 Al)O10 (OH)2 2589 2561 1 31081 1898 Priderite (*) Coronadite K(Ti7 Fe3+ )O16 1 31041 41 Proustite (*) None Ag3 AsS3 1650 1395 1 31062 733 Pseudorutile (*) Tivanite Fe3+ 2 Ti4+ 3 O9 1 31100 30 Purpurite (*) Olivine Mn3+ (PO4 ) 92 88 1 31117 80 Pyrargyrite (*) None Ag3 SbS3 1650 1395 2 31011 ,31062 1425 Pyrite (*) Pyrite FeS2 2598 88 44 31007 ,31008 ,31010 ,31011 ,31019 ,31022 ,31025 ,31034 ,31035 ,31036 ,31041 ,31051 ,31053 ,31059 ,31060 ,31062 ,31063 ,31064 ,31067 ,31069 ,31070 ,31072 ,31074 ,31075 ,31077 ,31078 ,31081 ,31083 ,31085 ,31087 ,31088 ,31089 ,31090 ,31091 ,31092 ,31097 ,31098 ,31105 ,31106 ,31115 ,31116 ,31117 ,31121 ,31124 39462 Pyrolusite (*) Rutile MnO2 1860 1395 3 31062 ,31067 ,31070 3106 Pyromorphite (*) Apatite Pb5 (PO4 )3 Cl 1650 1395 1 31062 1725 Pyrope (*) Garnet Mg3 Al2 (SiO4 )3 4 31001 ,31014 ,31015 ,31044 341 Pyrophanite (*) Corundum Mn2+ TiO3 1 31100 244 Pyrosmalite-(Fe) (*) Pyrosmalite Clay Fe2+ 8 Si6 O15 (OH)10 1860 1500 2 31062 ,31068 38 Pyrosmalite-(Mn) (*) Pyrosmalite Clay Mn2+ 8 Si6 O15 (OH,Cl)10 1860 1500 1 31068 25 Pyrrhotite (*) Nickeline Fe7 S8 2589 88 25 31011 ,31014 ,31034 ,31035 ,31036 ,31041 ,31051 ,31053 ,31062 ,31074 ,31078 ,31081 ,31083 ,31085 ,31087 ,31088 ,31089 ,31090 ,31091 ,31093 ,31098 ,31106 ,31115 ,31116 ,31117 9056 Quartz (*) Quartz SiO2 2598 88 56 30994 ,31007 ,31008 ,31010 ,31011 ,31016 ,31019 ,31022 ,31026 ,31027 ,31034 ,31035 ,31036 ,31047 ,31050 ,31051 ,31053 ,31054 ,31056 ,31059 ,31060 ,31062 ,31063 ,31064 ,31066 ,31067 ,31068 ,31070 ,31072 ,31074 ,31075 ,31077 ,31081 ,31083 ,31085 ,31087 ,31088 ,31089 ,31090 ,31091 ,31092 ,31093 ,31097 ,31098 ,31099 ,31100 ,31101 ,31115 ,31116 ,31117 ,31119 ,31120 ,31121 ,31122 ,31124 ,31125 61156 Rammelsbergite (*) Löllingite NiAs2 1860 1395 12 31007 ,31010 ,31011 ,31019 ,31020 ,31022 ,31023 ,31062 ,31064 ,31067 ,31069 ,31070 233 Realgar (*) None AsS 1650 1395 1 31062 712 Rickardite (*) None Cu3-x Te2 2589 2561 3 31081 ,31085 ,31088 52 Riebeckite (*) Amphibole Na2 (Fe2+ 3 Fe3+ 2 )Si8 O22 (OH)2 2598 2100 4 31050 ,31051 ,31053 ,31120 375 Rösslerite (*) None Mg(AsO3 OH)·7H2 O 1650 1395 1 31062 16 Rozenite (*) Starkeyite Fe2+ (SO4 )·4H2 O 2 31056 ,31106 293 Russellite (*) None Bi2 WO6 382.7 358.9 1 31074 40 Rutile (*) Rutile TiO2 2589 88 12 31001 ,31014 ,31022 ,31041 ,31050 ,31051 ,31054 ,31056 ,31072 ,31081 ,31100 ,31117 5614 Safflorite (*) Löllingite CoAs2 1860 1395 8 31007 ,31010 ,31011 ,31062 ,31064 ,31067 ,31069 ,31070 317 Samarskite-(Y) (*) Columbite YFe3+ Nb2 O8 2100 2100 1 31053 353 Scheelite (*) Scheelite Ca(WO4 ) 2589 91.4 11 31025 ,31074 ,31090 ,31091 ,31092 ,31093 ,31098 ,31100 ,31101 ,31115 ,31116 4894 Schoepite (*) Schoepite (UO2 )4 O(OH)6 (H2 O)6 1510 1395 1 31057 94 Schorl (*) Tourmaline NaFe2+ 3 Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH) 2598 2594 4 31099 ,31100 ,31101 ,31121 2705 Semseyite (*) None Pb9 Sb8 S21 2589 2561 2 31078 ,31085 165 Siderite (*) Calcite Fe(CO3 ) 2589 2100 9 31011 ,31022 ,31050 ,31051 ,31053 ,31072 ,31081 ,31088 ,31106 6417 Sillimanite (*) Not in a structural group Al2 SiO5 1 31029 1516 Silver (*) Copper Ag 1860 1395 13 31002 ,31007 ,31008 ,31010 ,31011 ,31012 ,31022 ,31062 ,31064 ,31066 ,31067 ,31068 ,31069 5186 Skutterudite (*) Skutterudite Perovskite CoAs3 1860 1395 9 31007 ,31010 ,31011 ,31019 ,31022 ,31062 ,31067 ,31069 ,31070 531 Smithsonite (*) Calcite Zn(CO3 ) 485 408 2 31075 ,31106 2473 Sodalite (*) Cancrinite-sodalite Sodalite Na4 (Si3 Al3 )O12 Cl 2100 1785 3 31051 ,31053 ,31095 444 Sokolovaite (*) Mica CsLi2 AlSi4 O10 F2 1 31101 6 Spessartine (*) Garnet Mn2+ 3 Al2 (SiO4 )3 92 88 1 31117 1214 Sphalerite (*) Sphalerite ZnS 2598 88 35 31007 ,31008 ,31010 ,31011 ,31034 ,31035 ,31051 ,31053 ,31062 ,31063 ,31064 ,31066 ,31067 ,31068 ,31070 ,31075 ,31078 ,31081 ,31083 ,31085 ,31087 ,31088 ,31089 ,31090 ,31091 ,31092 ,31106 ,31107 ,31108 ,31109 ,31111 ,31112 ,31115 ,31117 ,31121 21482 Spinel (*) Spinel MgAl2 O4 2589 1500 7 31001 ,31014 ,31041 ,31044 ,31045 ,31063 ,31081 1934 Spodumene (*) Pyroxene LiAlSi2 O6 2598 88 5 31117 ,31119 ,31121 ,31122 ,31125 688 Stannite (*) Stannite Sphalerite Cu2 FeSnS4 2589 2561 2 31078 ,31085 668 Staurolite (*) Staurolite Fe2+ 2 Al9 Si4 O23 (OH) 2589 88 2 31083 ,31117 978 Stellerite (*) Stilbite Ca4 (Si28 Al8 )O72 ·28H2 O 92 88 1 31117 189 Stephanite (*) None Ag5 SbS4 1 31011 586 Stibiocolumbite (*) None SbNbO4 1 31101 13 Stibnite (*) Stibnite Sb2 S3 2589 2561 5 31011 ,31078 ,31081 ,31085 ,31088 3418 Stilbite-Ca (*) Stilbite NaCa4 (Si27 Al9 )O72 ·28H2 O 92 88 2 31101 ,31117 268 Stromeyerite (*) None CuAgS 1860 1395 4 31062 ,31064 ,31067 ,31070 332 Sulphur (*) Sulphur S 1 31106 2045 Suolunite (*) None Ca2 Si2 O5 (OH)2 ·H2 O 1 31041 7 Sylvanite (*) Melonite AgAuTe4 2589 2561 3 31081 ,31085 ,31088 337 Sylvite (*) Rocksalt KCl 1 31044 275 Synchysite-(Ce) (*) None CaCe(CO3 )2 F 2100 2100 3 31050 ,31051 ,31053 232 Talc (*) Clay Talc Mg3 Si4 O10 (OH)2 1860 91.4 5 31014 ,31022 ,31035 ,31063 ,31115 3337 Tantalite-(Fe) (*) Columbite Fe2+ Ta2 O6 2598 2594 1 31121 99 Tapiolite-(Fe) (*) Tapiolite Fe2+ Ta2 O6 2598 2594 1 31124 88 Tellurobismuthite (*) Tetradymite Bi2 Te3 1 31097 276 Tennantite-(Fe) (*) Tetrahedrite Cu6 (Cu4 Fe2 )As4 S13 2589 408 3 31075 ,31081 ,31088 1803 Tetraferriphlogopite (*) Mica KMg3 (Si3 Fe3+ )O10 (OH)2 1 31041 27 Tetrahedrite-(Zn) (*) Tetrahedrite Cu6 (Cu4 Zn2 )Sb4 S13 2589 408 14 31007 ,31010 ,31011 ,31062 ,31064 ,31066 ,31067 ,31068 ,31070 ,31075 ,31078 ,31081 ,31085 ,31088 5317 Thénardite (*) None Na2 (SO4 ) 1 31056 299 Thorite (*) Zircon Th(SiO4 ) 2100 2100 4 31050 ,31051 ,31053 ,31100 1006 Titanite (*) Titanite CaTi(SiO4 )O 1785 88 7 31041 ,31095 ,31098 ,31100 ,31101 ,31115 ,31117 4899 Topaz (*) Topaz Al2 SiO4 F2 2100 2100 1 31053 1476 Tremolite (*) Amphibole Ca2 (Mg5.0-4.5 Fe2+ 0.0-0.5 )Si8 O22 (OH)2 91.4 91.4 2 31098 ,31115 2562 Domeykite-β (*) Fluocerite Cu3 As 1 31021 6 Triphylite (*) Olivine LiFe2+ (PO4 ) 2598 2594 2 31124 ,31125 313 Triploidite (*) Wagnerite Mn2+ 2 (PO4 )(OH) 92 88 1 31117 29 Troilite (*) None FeS 1860 1395 2 31031 ,31061 1044 Ullmannite (*) Ullmannite NiSbS 2589 2561 1 31085 293 Ulvöspinel (*) Spinel Fe2+ 2 TiO4 1 31041 120 Uraninite (*) Fluorite UO2 2598 88 15 31008 ,31011 ,31018 ,31051 ,31053 ,31057 ,31060 ,31062 ,31064 ,31068 ,31069 ,31070 ,31097 ,31117 ,31121 2718 Uranophane-α (*) None Ca(UO2 )2 (SiO3 OH)2 ·5H2 O 1510 1395 1 31062 890 Variscite (*) None Al(PO4 )·2H2 O 1 31056 301 Vauxite (*) None Fe2+ Al2 (PO4 )2 (OH)2 ·6H2 O 1 31056 7 Vermiculite (*) Clay Smectite-vermiculite Mg0.7 (Mg,Fe,Al)6 (Si,Al)8 O20 (OH)4 ·8H2 O 1 31056 652 Vesuvianite (*) Vesuvianite (Ca,Na)19 (Al,Mg,Fe)13 (SiO4 )10 (Si2 O7 )4 (OH,F,O)10 1 31116 1395 Villiaumite (*) Rocksalt NaF 2100 2100 1 31053 31 Vlasovite (*) None Na2 ZrSi4 O11 2100 2100 1 31053 9 Willemite (*) Phenakite Zn2 SiO4 2100 2100 2 31051 ,31053 303 Witherite (*) Aragonite Ba(CO3 ) 1 31041 251 Wodginite (*) Columbite Mn2+ Sn4+ Ta2 O8 92 88 1 31117 78 Wollastonite (*) Wollastonite CaSiO3 2100 2100 4 31041 ,31047 ,31051 ,31053 1247 Wölsendorfite (*) Wölsendorfite Pb7 (UO2 )14 O19 (OH)4 ·12H2 O 1510 1395 1 31062 43 Xenotime-(Y) (*) Zircon Y(PO4 ) 2100 2100 5 31050 ,31051 ,31053 ,31054 ,31100 939 Yarrowite (*) None Cu9 S8 1 31097 70 Yukonite (*) None Ca2 Fe3+ 3 (AsO4 )3 (OH)4 ·4H2 O 2589 2561 1 31085 29 Zeunerite (*) Autunite Cu(UO2 )2 (AsO4 )2 ·12H2 O 1510 1395 1 31062 185 Zinkenite (*) Zinkenite Pb9 Sb22 S42 2589 2561 2 31078 ,31085 228 Zippeite (*) Zippeite K2 [(UO2 )4 (SO4 )2 O2 (OH)2 ](H2 O)4 1510 1395 1 31062 175 Zircon (*) Zircon Zr(SiO4 ) 2598 88 14 30994 ,31014 ,31017 ,31022 ,31041 ,31044 ,31050 ,31051 ,31053 ,31054 ,31081 ,31100 ,31117 ,31121 5251 Zirsilite-(Ce) (*) Eudialyte (Na, )12 (Ce,Na)3 Ca6 Mn3 Zr3 NbSi25 O73 (OH)3 (CO3 )·H2 O 2100 2100 1 31053 4
Excel ID Max Age (Ma) Min Age (Ma) Age as listed in reference Dating Method Age Interpret Prioritized? Sample Source Sample Num Run Num Age from other Locality Dated Mineral Minerals explicitely stated as having this age Age applies to these Elements MinDat Locality ID Dated Locality (Max Age) Location as listed in reference Reference Reference DOI Reference ID Age Notes Edit ree-00227 2100 2100 Early Proterozoic- approx. 2100 Ma 25762 Nechalacho Deposit, Thor Lake Syenite Complex, Blachford Lake Alkaline Complex, Mackenzie District, Northwest Territories, Canada Thor Lake (Blachford Lake) Orris and Grauch (2002) USGSOFR02_189 Edit Emily000259 1860 1860 age of Great Bear batholith 518 Great Bear Lake, Mackenzie District, Northwest Territories, Canada Great Bear Batholith Kissin (1993) GC19_113 age of Great Bear batholith Edit Emily000260 1500 1500 age of oreveins at Great Bear batholith 518 Great Bear Lake, Mackenzie District, Northwest Territories, Canada Great Bear Batholith Kissin (1993) GC19_113 age of oreveins at Great Bear batholith Edit Kristen002129 1510 1395 1500 (10) to 1424 (29) mineralization age of uranium ore U 516 Echo Bay Mine (Cross Fault Shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada Echo Bay Mine Miller (1982) CJES19_1428 Edit Kristen002128 1650 1450 age of pitchblende-Co, Ni aresenide-silver-Fe, Cu, Ag, Bi, Zn, Pb sulfide mineralization 519 Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada Eldorado Mine Robinson and Morton (1971) 10.1139/e72-013 CJES9_158 Edit Jen_0001458 382.7 358.9 Late Devonian age of associated magmatism 106895 NUG 4 Claim, Nahanni River Area, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada NUG-4 Claim Poulin et al. (2016) 10.3749/canmin.1500023 CM54_1147 Edit sedexmvt-00074 485 470 Early Ordovician host rock age 247048 Prairie Creek, Nahanni River Area, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada Prairie Creek Taylor et al. (2009) USGSOFR2009_1297 Edit sedznpb-00123 458 408 L. Ordovician –E. Silurian 247048 Prairie Creek, Nahanni River Area, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada Prairie Creek Singer et al. (2009) USGSOFR2009-1252 Edit MT2015_Milton_0001 648 622 635 ± 13 U-Pb alteration monazite 68115 Coates Lake Deposit, Redstone, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada Coates Lake Deposit Milton (2015) MT2015_Milton Edit MT2015_Milton_0002 776 774 775 ± 1 U-Pb host rock zircon Zircon 68115 Coates Lake Deposit, Redstone, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada Coates Lake Deposit Milton (2015) MT2015_Milton Edit sedcu-00104 750 750 U. Proterozoic Cu 68115 Coates Lake Deposit, Redstone, Mackenzie Mts, Mackenzie District, Northwest Territories, Canada Coates Lake Cox et al. (2003) USGSOFR03_107 Edit Bradley_2012_011 2589 2561 2575±14 Ar/Ar muscovite Muscovite 24669 Yellowknife, Mackenzie District, Northwest Territories, Canada Yellowknife - Prosperous McCauley and Bradley (2014) 10.3749/canmin.52.2.183 CM52_183 Edit Jen_0001059 1785 1785 1785 K-Ar biotite 302283 Big Spruce Lake Carbonatite, Mazenod Lake District, Northwest Territories, Canada Bigspruce Lake Woolley and Kjarsgaard (2008) 10.4095/225115 GSCOF5796 Edit Jen_0001466 91.4 91.4 91.4 age of mineralization scheelite Scheelite 9583 Cantung Mine, Tungsten, Northwest Territories, Canada Cantung Poulin et al. (2016) 10.3749/canmin.1500023 CM54_1147 Edit Bradley_2012_142 92 88 90±2 U/Pb apatite 34711 Little Nahanni River, Tungsten, Northwest Territories, Canada Little Nahanni McCauley and Bradley (2014) 10.3749/canmin.52.2.183 CM52_183 Edit Jen_0000015 2611 2601 2606±5 264908 Yellowknife Pegmatite Field, Northwest Territories, Canada Yellowknife Pegmatite field Černý (1991) 10.1016/0301-9268(91)90111-M PR51_429 accreting terranes vs. rifting and closure of back-arc basins Edit Kristen002503 2598 2594 2596±2 monazite 517 Peg Tantalum, Yellowknife Pegmatite Field, Northwest Territories, Canada Yellowknife-Beaulieu Tkachev (2011) 10, 1144/SP350,2 GSLSP350_7
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