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 Actinolite (*) Amphibole Ca2 (Mg4.5-2.5 Fe2+ 0.5-2.5 )Si8 O22 (OH)2 3 190538 ,190606 ,190626 3419 Albite (*) Feldspar Na(AlSi3 O8 ) 1079 1075 21 190560 ,190562 ,190565 ,190566 ,190567 ,190569 ,190577 ,190578 ,190583 ,190584 ,190831 ,190834 ,190835 ,190837 ,190839 ,190851 ,190854 ,190855 ,190864 ,190866 ,190918 8803 Allanite-(Ce) (*) Allanite Epidote CaCe(Al2 Fe2+ )[Si2 O7 ][SiO4 ]O(OH) 1079 1075 9 190562 ,190566 ,190581 ,190586 ,190682 ,190775 ,190841 ,190864 ,190872 706 Allophane (*) Allophane Al2 O3 (SiO2 )1.3-2.0 ·2.5-3.0H2 O 1 190538 470 Almandine (*) Garnet Fe2+ 3 Al2 (SiO4 )3 1860 48 5 190555 ,190605 ,190614 ,190625 ,190802 2353 Alum-(K) (*) Alum KAl(SO4 )2 ·12H2 O 1 190877 92 Aluminite (*) Aluminite Al2 (SO4 )(OH)4 ·7H2 O 1 190776 78 Alunite (*) None KAl3 (SO4 )2 (OH)6 1 190728 966 Alunogen (*) Not in a structural group Al2 (SO4 )3 (H2 O)12 ·5H2 O 3 190653 ,190688 ,190769 272 Analcime (*) Analcime Na(AlSi2 O6 )·H2 O 6 190690 ,190691 ,190692 ,190696 ,190718 ,190725 1627 Anatase (*) Not in a structural group TiO2 1 190682 2162 Andalusite (*) Andalusite Al2 SiO5 3 190615 ,190792 ,190917 1310 Anhydrite (*) Not in a structural group Ca(SO4 ) 1010 1010 1 190817 1588 Ankerite (*) None Ca(Fe2+ ,Mg)(CO3 )2 1860 48 10 190602 ,190698 ,190707 ,190711 ,190766 ,190783 ,190784 ,190798 ,190802 ,190803 3092 Annite (*) Mica Clay KFe2+ 3 (AlSi3 O10 )(OH)2 2 190915 ,190918 356 Anorthite (*) Feldspar Ca(Al2 Si2 O8 ) 2 190625 ,190629 1036 Anthophyllite (*) Amphibole Mg2 Mg5 Si8 O22 (OH)2 3 190537 ,190538 ,190706 718 Aragonite (*) Aragonite Ca(CO3 ) 3 190556 ,190690 ,190696 3250 Arsenopyrite (*) Arsenopyrite FeAsS 1860 48 3 190540 ,190802 ,190918 9052 Augite (*) Pyroxene (Ca,Mg,Fe)2 Si2 O6 4 190629 ,190690 ,190696 ,190768 2060 Autunite (*) Autunite Ca(UO2 )2 (PO4 )2 ·10-12H2 O 1079 68.2 4 190596 ,190802 ,190817 ,190837 1272 Azurite (*) Not in a structural group Cu3 (CO3 )2 (OH)2 5 190567 ,190597 ,190621 ,190799 ,190803 5509 Baryte (*) Baryte Ba(SO4 ) 1860 48 5 190557 ,190621 ,190690 ,190783 ,190821 11547 Bayleyite (*) None Mg2 (UO2 )(CO3 )3 ·18H2 O 70.4 68.2 1 190802 38 Becquerelite (*) None Ca(UO2 )6 O4 (OH)6 ·8H2 O 1 190596 92 Bertrandite (*) Not in a structural group Be4 Si2 O7 (OH)2 3 190560 ,190565 ,190583 606 Beryl (*) Beryl Be3 Al2 Si6 O18 1743.92 1075 21 190538 ,190559 ,190560 ,190561 ,190562 ,190565 ,190567 ,190570 ,190574 ,190575 ,190576 ,190580 ,190581 ,190583 ,190586 ,190587 ,190591 ,190703 ,190857 ,190872 ,190907 4286 Bismuth (*) Arsenic Bi 1 190798 1966 Bismuthinite (*) Stibnite Bi2 S3 5 190560 ,190562 ,190570 ,190703 ,190798 1935 Bismutite (*) Bismutite Bi2 O2 (CO3 ) 4 190560 ,190562 ,190570 ,190703 716 Bornite (*) None Cu5 FeS4 1860 48 9 190596 ,190629 ,190783 ,190787 ,190797 ,190798 ,190799 ,190802 ,190803 5516 Brochantite (*) Brochantite Cu4 (SO4 )(OH)6 1 190597 1633 Calcite (*) Calcite Ca(CO3 ) 1860 48 23 190538 ,190556 ,190557 ,190619 ,190620 ,190687 ,190690 ,190691 ,190694 ,190696 ,190707 ,190711 ,190723 ,190743 ,190766 ,190783 ,190784 ,190787 ,190797 ,190798 ,190802 ,190803 ,190817 27770 Carnotite (*) None K2 (UO2 )2 (VO4 )2 ·3H2 O 3 190642 ,190644 ,190669 1184 Cassiterite (*) Rutile SnO2 2 190686 ,190868 5171 Celestine (*) Baryte Sr(SO4 ) 1 190686 1252 Cerussite (*) Aragonite Pb(CO3 ) 2 190621 ,190622 4979 Chabazite-Ca (*) Chabazite Ca2 [Al4 Si8 O24 ]·13H2 O 5 190690 ,190691 ,190692 ,190694 ,190696 310 Chalcanthite (*) Chalcanthite Cu(SO4 )·5H2 O 1860 48 1 190783 925 Chalcocite (*) None Cu2 S 1860 48 12 190621 ,190622 ,190698 ,190783 ,190786 ,190787 ,190797 ,190798 ,190799 ,190802 ,190803 ,190810 5707 Chalcopyrite (*) Chalcopyrite CuFeS2 1860 48 18 190538 ,190596 ,190597 ,190601 ,190625 ,190626 ,190629 ,190631 ,190698 ,190707 ,190711 ,190784 ,190787 ,190796 ,190797 ,190798 ,190802 ,190803 27198 Chondrodite (*) Humite Mg5 (SiO4 )2 F2 1 190538 285 Chrysoberyl (*) Olivine BeAl2 O4 6 190568 ,190570 ,190578 ,190686 ,190703 ,190906 321 Chrysocolla (*) Allophane (Cu2-x Alx )H2-x Si2 O5 (OH)4 ·nH2 O 6 190620 ,190626 ,190629 ,190630 ,190690 ,190696 3531 Clinochlore (*) Chlorite Clay Mg5 Al(AlSi3 O10 )(OH)8 1079 1075 3 190817 ,190864 ,190918 1756 Clinohumite (*) Humite Mg9 (SiO4 )4 F2 1 190538 236 Coffinite (*) Zircon U(SiO4 )·nH2 O 70.4 68.2 7 190642 ,190644 ,190707 ,190711 ,190785 ,190797 ,190802 566 Columbite-(Fe) (*) Columbite Fe2+ Nb2 O6 1 190562 518 Columbite-(Mn) (*) Columbite Mn2+ Nb2 O6 3 190583 ,190714 ,190918 289 Copper (*) Copper Cu 2 190617 ,190698 3846 Cordierite (*) Beryl Mg2 Al4 Si5 O18 7 190537 ,190545 ,190625 ,190706 ,190767 ,190797 ,190869 1008 Corundum (*) Corundum Al2 O3 1 190568 1797 Covellite (*) Covellite CuS 1860 48 8 190597 ,190783 ,190787 ,190797 ,190798 ,190799 ,190802 ,190803 4165 Cowlesite (*) None Ca(Al2 Si3 )O10 ·5-6H2 O 3 190690 ,190691 ,190696 84 Cummingtonite (*) Amphibole Mg2 Mg5 Si8 O22 (OH)2 1 190706 327 Cuprite (*) Not in a structural group Cu2 O 4 190596 ,190629 ,190630 ,190786 2970 Dawsonite (*) None NaAl(CO3 )(OH)2 1010 1010 1 190838 90 Digenite (*) Digenite Cu1.8 S 1860 48 4 190796 ,190797 ,190798 ,190802 1027 Diopside (*) Pyroxene CaMgSi2 O6 1 190538 4135 Dolomite (*) None CaMg(CO3 )2 1860 48 4 190766 ,190797 ,190802 ,190898 9895 Dypingite (*) None Mg5 (CO3 )4 (OH)2 ·5H2 O 1 190579 50 Edenite (*) Amphibole NaCa2 Mg5 (Si7 Al)O22 (OH)2 1 190538 160 Elbaite (*) Tourmaline Na(Al1.5 Li1.5 )Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH) 1 190918 520 Emplectite (*) Chalcostibite CuBiS2 1 190803 246 Enstatite (*) Pyroxene Mg2 Si2 O6 1 190538 944 Epidote (*) Epidote Clinozoisite Ca2 (Al2 Fe3+ )[Si2 O7 ][SiO4 ]O(OH) 8 190568 ,190592 ,190619 ,190620 ,190626 ,190631 ,190682 ,190703 8173 Epsomite (*) Epsomite Mg(SO4 )·7H2 O 1860 48 1 190802 484 Euxenite-(Y) (*) Columbite Y(NbTi)O6 1010 1010 4 190562 ,190591 ,190845 ,190862 414 Fayalite (*) Olivine Fe2+ 2 (SiO4 ) 1 190915 371 Fergusonite-(Y) (*) Scheelite YNbO4 1743.92 1075 5 190580 ,190837 ,190838 ,190851 ,190864 196 Ferrimolybdite (*) None Fe3+ 2 (Mo6+ O4 )3 ·7H2 O 1743.92 1603.92 1 190580 345 Ferro-hornblende (*) Amphibole Ca2 (Fe2+ 4 Al)(Si7 Al)O22 (OH)2 1 190915 271 Fluocerite-(Ce) (*) Fluocerite CeF3 1079 1075 1 190837 45 Fluorapatite (*) Apatite Ca5 (PO4 )3 F 3 190538 ,190595 ,190764 2740 Fluorapophyllite-(K) (*) Apophyllite KCa4 Si8 O20 F·8H2 O 3 190690 ,190692 ,190696 303 Fluorite (*) Fluorite CaF2 1860 48 40 190585 ,190621 ,190622 ,190707 ,190711 ,190783 ,190784 ,190785 ,190786 ,190790 ,190791 ,190797 ,190802 ,190816 ,190819 ,190820 ,190821 ,190822 ,190824 ,190826 ,190828 ,190833 ,190834 ,190836 ,190837 ,190838 ,190841 ,190842 ,190844 ,190846 ,190848 ,190849 ,190851 ,190854 ,190855 ,190856 ,190864 ,190865 ,190866 ,190918 9617 Fourmarierite (*) Schoepite Pb1-x O3-2x (UO2 )4 (OH)4+2x ·4H2 O 2 190596 ,190785 61 Gadolinite-(Ce) (*) Gadolinite Ce2 Fe2+ Be2 O2 (SiO4 )2 1743.92 1075 3 190580 ,190826 ,190864 31 Gadolinite-(Y) (*) Gadolinite Y2 Fe2+ Be2 O2 (SiO4 )2 1079 1075 2 190841 ,190864 163 Gahnite (*) Spinel ZnAl2 O4 5 190538 ,190590 ,190625 ,190626 ,190869 445 Galena (*) Rocksalt PbS 1860 48 17 190538 ,190551 ,190597 ,190601 ,190621 ,190622 ,190623 ,190626 ,190629 ,190707 ,190711 ,190783 ,190784 ,190796 ,190797 ,190798 ,190802 24243 Garronite-Ca (*) Gismondine Ca3 (Al6 Si10 O32 )·14H2 O 2 190690 ,190696 66 Gedrite (*) Amphibole Mg2 (Mg3 Al2 )(Si6 Al2 )O22 (OH)2 3 190706 ,190767 ,190869 178 Glaucodot (*) Arsenopyrite (Co0.5 Fe0.5 )AsS 1 190798 131 Goethite (*) Diaspore FeO(OH) 3 190602 ,190766 ,190918 7437 Gold (*) Copper Au 5 190610 ,190611 ,190757 ,190758 ,190798 30554 Gonnardite (*) Natrolite (Na,Ca)2 (Si,Al)5 O10 ·3H2 O 2 190690 ,190696 167 Graphite (*) None C 1860 48 2 190606 ,190802 2812 Grossular (*) Garnet Ca3 Al2 (SiO4 )3 2 190592 ,190682 1544 Grunerite (*) Amphibole Fe2+ 2 Fe2+ 5 Si8 O22 (OH)2 1860 48 2 190802 ,190915 223 Gypsum (*) Gypsum Ca(SO4 )·2H2 O 1860 48 5 190717 ,190740 ,190802 ,190899 ,190918 6890 Halotrichite (*) Halotrichite Fe2+ Al2 (SO4 )4 ·22H2 O 1 190653 409 Hastingsite (*) Amphibole NaCa2 (Fe2+ 4 Fe3+ )(Si6 Al2 )O22 (OH)2 1 190915 209 Hedenbergite (*) Pyroxene CaFe2+ Si2 O6 2 190682 ,190915 741 Hematite (*) Corundum Fe2 O3 1860 48 25 190625 ,190698 ,190708 ,190743 ,190771 ,190783 ,190786 ,190787 ,190797 ,190798 ,190799 ,190802 ,190803 ,190821 ,190827 ,190829 ,190831 ,190832 ,190837 ,190847 ,190849 ,190850 ,190864 ,190866 ,190918 14640 Hemimorphite (*) Not in a structural group Zn4 (Si2 O7 )(OH)2 ·H2 O 1 190621 1689 Heulandite-Ca (*) Heulandite (Ca,Na,K)5 (Si27 Al9 )O72 ·26H2 O 2 190690 ,190696 246 Humite (*) Humite Mg7 (SiO4 )3 F2 1 190538 80 Hydromagnesite (*) None Mg5 (CO3 )4 (OH)2 ·4H2 O 1 190556 341 Ilmenite (*) Corundum Fe2+ Ti4+ O3 1 190706 5433 Ilsemannite (*) None Mo3 O8 ·nH2 O (?) 4 190638 ,190643 ,190648 ,190653 123 Ishikawaite (*) Columbite (U,Fe,Y)NbO4 1079 1075 1 190837 24 Johannite (*) Johannite Cu(UO2 )2 (SO4 )2 (OH)2 ·8H2 O 70.4 68.2 1 190802 69 Jordisite (*) Amorphous MoS2 1860 48 2 190783 ,190802 102 Kainosite-(Y) (*) None Ca2 Y2 (SiO3 )4 (CO3 )·H2 O 1079 1075 1 190864 99 Kalinite (*) None KAl(SO4 )2 ·11H2 O 1 190877 54 Kaolinite (*) Clay Kaolinite Al2 Si2 O5 (OH)4 1010 1010 6 190602 ,190689 ,190728 ,190766 ,190839 ,190866 5591 Kasolite (*) None Pb(UO2 )(SiO4 )·H2 O 1079 1075 1 190854 198 Kyanite (*) Not in a structural group Al2 OSiO4 1 190578 1507 Lansfordite (*) None Mg(CO3 )·5H2 O 1 190579 17 Laumontite (*) Not in a structural group CaAl2 Si4 O12 ·4H2 O 2 190690 ,190696 1271 Lévyne-Ca (*) Lévyne Ca3 (Si12 Al6 )O36 ·18H2 O 2 190690 ,190696 42 Liebigite (*) None Ca2 (UO2 )(CO3 )3 ·11H2 O 70.4 68.2 1 190802 78 Lithiophilite (*) Olivine LiMn2+ (PO4 ) 1 190562 155 Magnetite (*) Spinel Fe2+ Fe3+ 2 O4 1743.92 1603.92 17 190541 ,190559 ,190561 ,190566 ,190569 ,190580 ,190581 ,190589 ,190596 ,190599 ,190625 ,190706 ,190715 ,190765 ,190774 ,190798 ,190801 14899 Malachite (*) Malachite Cu2 (CO3 )(OH)2 14 190567 ,190569 ,190577 ,190597 ,190601 ,190621 ,190625 ,190626 ,190629 ,190786 ,190799 ,190803 ,190810 ,190910 12537 Marcasite (*) Marcasite FeS2 1860 48 4 190644 ,190783 ,190798 ,190802 5674 Maucherite (*) None Ni11 As8 1 190798 161 Meionite (*) Scapolite Ca4 Al6 Si6 O24 (CO3 ) 1 190682 176 Mesolite (*) Natrolite Na2 Ca2 (Si9 Al6 )O30 ·8H2 O 2 190690 ,190696 425 Meta-autunite (*) Meta-autunite Ca(UO2 )2 (PO4 )2 ·6H2 O 2 190785 ,190797 388 Metatorbernite (*) None Cu(UO2 )2 (PO4 )2 ·8H2 O 2 190785 ,190797 443 Metatyuyamunite (*) Fritzscheite Ca(UO2 )2 (VO4 )2 ·3H2 O 1 190642 129 Metazeunerite (*) None Cu(UO2 )2 (AsO4 )2 ·8H2 O 1 190785 182 Microcline (*) Feldspar K(AlSi3 O8 ) 1743.92 1075 45 190560 ,190562 ,190565 ,190566 ,190567 ,190568 ,190569 ,190570 ,190572 ,190576 ,190577 ,190578 ,190580 ,190582 ,190583 ,190584 ,190585 ,190589 ,190591 ,190605 ,190626 ,190703 ,190706 ,190712 ,190715 ,190782 ,190816 ,190819 ,190821 ,190823 ,190826 ,190827 ,190832 ,190837 ,190838 ,190841 ,190842 ,190848 ,190849 ,190850 ,190853 ,190854 ,190855 ,190864 ,190918 4924 Mirabilite (*) None Na2 (SO4 )·10H2 O 1 190618 223 Mixite (*) Mixite Cu6 Bi(AsO4 )3 (OH)6 ·3H2 O 1860 48 1 190802 168 Molybdenite (*) Molybdenite MoS2 1860 48 9 190565 ,190580 ,190595 ,190787 ,190798 ,190802 ,190811 ,190817 ,190868 5800 Monazite-(Ce) (*) Monazite Ce(PO4 ) 1079 1075 3 190562 ,190837 ,190841 945 Montmorillonite (*) Clay Smectite-vermiculite (Na,Ca)0.3 (Al,Mg)2 Si4 O10 (OH)2 ·nH2 O 3 190609 ,190689 ,190766 1508 Mordenite (*) Mordenite (Na2 ,Ca,K2 )4 (Al8 Si40 )O96 ·28H2 O 3 190687 ,190690 ,190696 405 Muscovite (*) Mica Clay KAl2 (Si3 Al)O10 (OH)2 1860 48 37 190560 ,190562 ,190565 ,190566 ,190567 ,190568 ,190570 ,190575 ,190578 ,190580 ,190582 ,190585 ,190586 ,190587 ,190589 ,190591 ,190605 ,190609 ,190633 ,190662 ,190689 ,190703 ,190706 ,190715 ,190766 ,190782 ,190783 ,190797 ,190802 ,190817 ,190833 ,190837 ,190854 ,190864 ,190876 ,190877 ,190907 17380 Nacrite (*) Clay Kaolinite Al2 Si2 O5 (OH)4 1 190877 112 Natrolite (*) Natrolite Na2 (Si3 Al2 )O10 ·2H2 O 4 190690 ,190696 ,190718 ,190725 1236 Nesquehonite (*) None Mg(CO3 )·3H2 O 1 190579 80 Nickeline (*) Nickeline NiAs 1860 48 3 190783 ,190798 ,190802 633 Nontronite (*) Clay Smectite-vermiculite Na0.3 Fe3+ 2 (Si,Al)4 O10 (OH)2 ·nH2 O 3 190690 ,190696 ,190716 471 Offretite (*) Not in a structural group KCaMg(Si13 Al5 )O36 ·15H2 O 2 190690 ,190696 146 Opal (*) Amorphous SiO2 ·n H2 O 4 190556 ,190687 ,190690 ,190696 2994 Orthoclase (*) Feldspar K(AlSi3 O8 ) 2 190798 ,190877 2349 Pararammelsbergite (*) Löllingite NiAs2 1 190798 52 Pharmacosiderite (*) Pharmacosiderite KFe3+ 4 (AsO4 )3 (OH)4 ·6-7H2 O 1 190918 428 Phillipsite-Ca (*) Harmotome Ca3 (Si10 Al6 )O32 ·12H2 O 2 190690 ,190696 75 Phlogopite (*) Mica Clay KMg3 (AlSi3 O10 )(OH)2 3 190606 ,190690 ,190696 2273 Phosphuranylite (*) Phosphuranylite KCa(H3 O)3 (UO2 )7 (PO4 )4 O4 ·8H2 O 1 190785 182 Piemontite (*) Epidote Ca2 (Al2 Mn3+ )[Si2 O7 ][SiO4 ]O(OH) 1 190538 260 Polylithionite (*) Mica KLi2 AlSi4 O10 F2 1 190918 89 Powellite (*) Scheelite Ca(MoO4 ) 1 190701 494 Prehnite (*) Prehnite Ca2 Al(Si3 Al)O10 (OH)2 1 190538 1898 Pyrite (*) Pyrite FeS2 1860 48 27 190596 ,190625 ,190629 ,190631 ,190638 ,190643 ,190644 ,190687 ,190698 ,190707 ,190708 ,190711 ,190723 ,190766 ,190783 ,190784 ,190785 ,190787 ,190796 ,190797 ,190798 ,190802 ,190803 ,190817 ,190821 ,190838 ,190851 39462 Pyrolusite (*) Rutile MnO2 1010 1010 2 190826 ,190851 3106 Pyromorphite (*) Apatite Pb5 (PO4 )3 Cl 1 190625 1725 Pyrrhotite (*) Nickeline Fe7 S8 1860 48 8 190625 ,190629 ,190783 ,190787 ,190797 ,190798 ,190802 ,190811 9056 Quartz (*) Quartz SiO2 1860 48 97 190538 ,190560 ,190561 ,190562 ,190565 ,190566 ,190567 ,190568 ,190569 ,190570 ,190572 ,190575 ,190577 ,190578 ,190580 ,190582 ,190584 ,190585 ,190589 ,190592 ,190602 ,190605 ,190616 ,190619 ,190621 ,190622 ,190624 ,190625 ,190626 ,190633 ,190642 ,190661 ,190662 ,190682 ,190687 ,190690 ,190698 ,190703 ,190706 ,190707 ,190708 ,190711 ,190715 ,190728 ,190761 ,190762 ,190763 ,190766 ,190783 ,190784 ,190785 ,190787 ,190791 ,190797 ,190798 ,190801 ,190802 ,190817 ,190818 ,190819 ,190821 ,190822 ,190823 ,190824 ,190826 ,190827 ,190828 ,190829 ,190832 ,190833 ,190834 ,190837 ,190838 ,190839 ,190840 ,190841 ,190842 ,190844 ,190847 ,190848 ,190849 ,190851 ,190853 ,190854 ,190855 ,190856 ,190857 ,190860 ,190864 ,190865 ,190866 ,190869 ,190876 ,190877 ,190907 ,190917 ,190918 61156 Rammelsbergite (*) Löllingite NiAs2 1860 48 2 190798 ,190802 233 Romanèchite (*) None (Ba,H2 O)2 (Mn4+ ,Mn3+ )5 O10 1 190556 312 Rutile (*) Rutile TiO2 7 190538 ,190568 ,190590 ,190624 ,190703 ,190706 ,190869 5614 Samarskite-(Y) (*) Columbite YFe3+ Nb2 O8 1743.92 1075 11 190562 ,190576 ,190580 ,190591 ,190735 ,190823 ,190830 ,190837 ,190838 ,190851 ,190863 353 Samarskite-(Yb) (*) Columbite YbNbO4 1079 1075 1 190837 1 Sanidine (*) Feldspar K(AlSi3 O8 ) 1 190768 598 Scheelite (*) Scheelite Ca(WO4 ) 3 190682 ,190701 ,190812 4894 Schorl (*) Tourmaline NaFe2+ 3 Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH) 3 190703 ,190907 ,190918 2705 Sellaite (*) Rutile MgF2 1010 1010 1 190826 46 Siderite (*) Calcite Fe(CO3 ) 1860 48 8 190620 ,190625 ,190766 ,190771 ,190796 ,190797 ,190802 ,190817 6417 Siderophyllite (*) Mica KFe2+ 2 Al(Si2 Al2 )O10 (OH)2 1 190918 92 Sillimanite (*) Not in a structural group Al2 SiO5 10 190537 ,190538 ,190590 ,190624 ,190703 ,190706 ,190767 ,190797 ,190869 ,190877 1516 Silver (*) Copper Ag 2 190783 ,190798 5186 Skutterudite (*) Skutterudite Perovskite CoAs3 1 190803 531 Smithsonite (*) Calcite Zn(CO3 ) 1 190625 2473 Spessartine (*) Garnet Mn2+ 3 Al2 (SiO4 )3 1860 48 2 190703 ,190802 1214 Sphalerite (*) Sphalerite ZnS 1860 48 16 190538 ,190597 ,190601 ,190621 ,190622 ,190623 ,190625 ,190626 ,190629 ,190707 ,190711 ,190783 ,190797 ,190798 ,190802 ,190803 21482 Spinel (*) Spinel MgAl2 O4 2 190538 ,190706 1934 Staurolite (*) Staurolite Fe2+ 2 Al9 Si4 O23 (OH) 2 190767 ,190797 978 Stilbite-Ca (*) Stilbite NaCa4 (Si27 Al9 )O72 ·28H2 O 2 190690 ,190696 268 Stromeyerite (*) None CuAgS 1 190798 332 Swartzite (*) None CaMg(UO2 )(CO3 )3 ·12H2 O 70.4 68.2 1 190802 4 Synchysite-(Y) (*) None CaY(CO3 )2 F 1079 1075 3 190820 ,190854 ,190864 55 Szomolnokite (*) Kieserite Fe(SO4 )·H2 O 1 190653 139 Talc (*) Clay Talc Mg3 Si4 O10 (OH)2 2 190619 ,190620 3337 Tantalite-(Mn) (*) Columbite Mn2+ Ta2 O6 1 190567 211 Tennantite-(Fe) (*) Tetrahedrite Cu6 (Cu4 Fe2 )As4 S13 1860 48 2 190802 ,190803 1803 Tenorite (*) None CuO 5 190596 ,190629 ,190699 ,190786 ,190803 1101 Tetrahedrite-(Zn) (*) Tetrahedrite Cu6 (Cu4 Zn2 )Sb4 S13 3 190628 ,190629 ,190798 5317 Thalénite-(Y) (*) None Y3 Si3 O10 F 1079 1075 1 190864 26 Thénardite (*) None Na2 (SO4 ) 1 190717 299 Thomsonite-Ca (*) Thomsonite NaCa2 (Al5 Si5 )O20 ·6H2 O 4 190690 ,190691 ,190692 ,190696 452 Thorite (*) Zircon Th(SiO4 ) 1079 1075 12 190583 ,190591 ,190603 ,190714 ,190820 ,190823 ,190837 ,190838 ,190840 ,190847 ,190854 ,190864 1006 Titanite (*) Titanite CaTi(SiO4 )O 5 190538 ,190539 ,190595 ,190629 ,190682 4899 Topaz (*) Topaz Al2 SiO4 F2 1079 1075 21 190538 ,190562 ,190583 ,190586 ,190590 ,190624 ,190703 ,190712 ,190824 ,190833 ,190837 ,190838 ,190843 ,190844 ,190849 ,190854 ,190856 ,190864 ,190866 ,190872 ,190918 1476 Torbernite (*) None Cu(UO2 )2 (PO4 )2 ·12H2 O 1079 68.2 7 190596 ,190737 ,190787 ,190797 ,190799 ,190802 ,190837 1059 Tremolite (*) Amphibole Ca2 (Mg5.0-4.5 Fe2+ 0.0-0.5 )Si8 O22 (OH)2 2 190538 ,190626 2562 Triphylite (*) Olivine LiFe2+ (PO4 ) 1 190562 313 Triplite (*) Triplite Mn2+ 2 (PO4 )F 1 190568 233 Uraninite (*) Fluorite UO2 1743.92 68.2 26 190560 ,190580 ,190596 ,190625 ,190638 ,190643 ,190644 ,190707 ,190708 ,190709 ,190711 ,190784 ,190785 ,190787 ,190789 ,190796 ,190797 ,190798 ,190799 ,190800 ,190802 ,190803 ,190854 ,190877 ,190910 ,190912 2718 Uranophane-α (*) None Ca(UO2 )2 (SiO3 OH)2 ·5H2 O 70.4 68.2 6 190596 ,190644 ,190787 ,190797 ,190799 ,190802 890 Uranopilite (*) None (UO2 )6 (SO4 )O2 (OH)6 ·14H2 O 1 190787 94 Uranospinite (*) None Ca(UO2 )2 (AsO4 )2 ·10H2 O 1 190787 51 Vesuvianite (*) Vesuvianite (Ca,Na)19 (Al,Mg,Fe)13 (SiO4 )10 (Si2 O7 )4 (OH,F,O)10 4 190564 ,190619 ,190620 ,190682 1395 Willemite (*) Phenakite Zn2 SiO4 1 190621 303 Woodwardite (*) Woodwardite Hydrotalcite (Cu1-x Alx )(SO4 )x/2 (OH)2 ·nH2 O (x < 0.5, n < 3x/2) 1860 48 1 190802 57 Xenotime-(Y) (*) Zircon Y(PO4 ) 1743.92 1075 8 190562 ,190580 ,190703 ,190704 ,190819 ,190820 ,190841 ,190864 939 Yttrotantalite-(Y) (*) Columbite (Y,U,Fe2+ )(Ta,Nb)(O,OH)4 1743.92 1075 2 190580 ,190837 51 Zálesíite (*) Mixite CaCu6 (AsO4 )2 (AsO3 OH)(OH)6 ·3H2 O 1 190918 84 Zippeite (*) Zippeite K2 [(UO2 )4 (SO4 )2 O2 (OH)2 ](H2 O)4 70.4 68.2 1 190802 175 Zircon (*) Zircon Zr(SiO4 ) 1079 1075 18 190560 ,190562 ,190571 ,190586 ,190590 ,190703 ,190706 ,190731 ,190775 ,190820 ,190823 ,190837 ,190838 ,190854 ,190861 ,190862 ,190864 ,190872 5251
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 Bradley_2012_132 1079 1075 1077±2 Ar/Ar Yes 3668 Pikes Peak, El Paso Co., Colorado, USA Pike's Peak McCauley and Bradley (2014) 10.3749/canmin.52.2.183 CM52_183 Edit USGS-Rb-Sr-04308 1743.92 1603.92 1673.92±70 Rb-Sr age of intrusion whole rock 6280 Roscoe Beryl Mine (Roscoe Pegmatite), Clear Creek Pegmatite Province, Jefferson Co., Colorado, USA USGS-Rb-Sr USGS-Rb-Sr Edit Giersdorf_00000883 67.9 63.1 65.5±2.4 K-Ar age of Ralston dike biotite 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Age of the closest intrusive body to the Schwarzwalder Mine Edit Giersdorf_00000884 73.9 65.3 69.6±4.3 U-Pb 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Pb206/Pb204 and U238/Pb204 Age Edit Giersdorf_00000885 94 70 82±12 U-Pb 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Pb207/Pb204 and U235/Pb204 Age Edit Giersdorf_00000886 78 52 65±13 U-Pb 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Pb206/Pb204 and U238/Pb204 Age Edit Giersdorf_00000887 92 52 72±20 U-Pb 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Pb207/Pb204 and U235/Pb204 Age Edit Giersdorf_00000888 81 59 70±11 U-Pb 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Pb206/Pb204 and U238/Pb204 Age Edit Giersdorf_00000889 98 48 73±25 U-Pb 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Pb207/Pb204 and U235/Pb204 Age Edit Giersdorf_00000890 70.4 68.2 69.3±1.1 U-Pb Age of Uranium ores high U 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Pb206/Pb204 and U238/Pb204 Age Edit Giersdorf_00000891 72.2 67.6 69.9±2.3 U-Pb 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Pb207/Pb204 and U235/Pb204 Age Edit Giersdorf_00000892 1860 1600 1730±130 Age is given for the source age for the metals in the ores found in the mine 6282 Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes District, Jefferson Co., Colorado, USA Schwartzwalder Mine Ludwig et al. (1985) 10.2113/gsecongeo.80.7.1858 EG80_1858 Edit ree-00688 1010 1010 1010 Ma 66693 South Platte Pegmatite District, Jefferson Co., Colorado, USA South Platte District Orris and Grauch (2002) USGSOFR02_189
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