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)2 163 163 3 259484 ,259836 ,259838 3419 Altaite (*) Rocksalt PbTe 1 259714 489 Andradite (*) Garnet Ca3 Fe3+ 2 (SiO4 )3 203 145 3 259445 ,259920 ,260271 1534 Anorthite (*) Feldspar Ca(Al2 Si2 O8 ) 1 260319 1036 Antigorite (*) Serpentine Clay Mg3 Si2 O5 (OH)4 163 163 3 259838 ,259856 ,260113 708 Aragonite (*) Aragonite Ca(CO3 ) 2 259428 ,259478 3250 Arsenopyrite (*) Arsenopyrite FeAsS 8 259418 ,259546 ,259552 ,259709 ,259751 ,259752 ,260133 ,260331 9052 Augite (*) Pyroxene (Ca,Mg,Fe)2 Si2 O6 1 260319 2060 Awaruite (*) Auricupride Perovskite Ni3 Fe 203 145 3 259920 ,259923 ,260271 166 Azurite (*) Not in a structural group Cu3 (CO3 )2 (OH)2 300 300 3 260122 ,260128 ,260133 5509 Baryte (*) Baryte Ba(SO4 ) 3 259563 ,259587 ,259643 11547 Bornite (*) None Cu5 FeS4 167 145 7 259723 ,259777 ,259920 ,260058 ,260077 ,260102 ,260114 5516 Calcite (*) Calcite Ca(CO3 ) 300 163 46 259410 ,259418 ,259428 ,259430 ,259435 ,259480 ,259488 ,259547 ,259549 ,259550 ,259552 ,259563 ,259606 ,259647 ,259650 ,259709 ,259713 ,259714 ,259750 ,259751 ,259794 ,259856 ,259859 ,259878 ,259901 ,259957 ,259974 ,259990 ,260014 ,260016 ,260018 ,260021 ,260069 ,260088 ,260097 ,260113 ,260121 ,260128 ,260308 ,260309 ,260312 ,260317 ,260319 ,260321 ,260323 ,260331 27770 Chalcanthite (*) Chalcanthite Cu(SO4 )·5H2 O 1 260118 925 Chalcocite (*) None Cu2 S 6 259563 ,260024 ,260058 ,260102 ,260113 ,260232 5707 Chalcopyrite (*) Chalcopyrite CuFeS2 300 145 90 259411 ,259413 ,259418 ,259456 ,259504 ,259550 ,259551 ,259563 ,259566 ,259567 ,259572 ,259574 ,259575 ,259579 ,259581 ,259582 ,259610 ,259612 ,259617 ,259627 ,259628 ,259631 ,259638 ,259643 ,259650 ,259652 ,259653 ,259663 ,259669 ,259681 ,259707 ,259709 ,259719 ,259723 ,259726 ,259736 ,259751 ,259754 ,259766 ,259777 ,259782 ,259783 ,259794 ,259796 ,259816 ,259817 ,259842 ,259847 ,259854 ,259856 ,259863 ,259886 ,259888 ,259901 ,259905 ,259909 ,259915 ,259916 ,259920 ,259936 ,259962 ,259974 ,259989 ,260016 ,260017 ,260020 ,260021 ,260024 ,260025 ,260027 ,260058 ,260077 ,260093 ,260097 ,260102 ,260113 ,260114 ,260118 ,260121 ,260122 ,260128 ,260131 ,260133 ,260168 ,260229 ,260304 ,260308 ,260319 ,260322 ,260331 27198 Chromite (*) Spinel Fe2+ Cr2 O4 240 150 209 259409 ,259418 ,259432 ,259444 ,259448 ,259459 ,259461 ,259462 ,259463 ,259464 ,259465 ,259466 ,259467 ,259469 ,259470 ,259472 ,259474 ,259475 ,259476 ,259477 ,259478 ,259479 ,259480 ,259484 ,259485 ,259486 ,259487 ,259488 ,259489 ,259490 ,259491 ,259492 ,259493 ,259494 ,259495 ,259496 ,259501 ,259502 ,259503 ,259505 ,259506 ,259508 ,259509 ,259515 ,259516 ,259518 ,259519 ,259520 ,259521 ,259522 ,259523 ,259524 ,259525 ,259527 ,259528 ,259531 ,259532 ,259533 ,259534 ,259535 ,259536 ,259537 ,259538 ,259541 ,259542 ,259543 ,259555 ,259576 ,259580 ,259586 ,259698 ,259703 ,259704 ,259711 ,259717 ,259724 ,259725 ,259727 ,259732 ,259733 ,259739 ,259749 ,259755 ,259758 ,259767 ,259772 ,259774 ,259776 ,259779 ,259786 ,259819 ,259827 ,259830 ,259831 ,259832 ,259833 ,259835 ,259836 ,259837 ,259838 ,259839 ,259843 ,259845 ,259848 ,259850 ,259851 ,259856 ,259857 ,259858 ,259859 ,259860 ,259861 ,259864 ,259876 ,259877 ,259879 ,259884 ,259885 ,259887 ,259890 ,259891 ,259893 ,259895 ,259897 ,259898 ,259902 ,259904 ,259919 ,259920 ,259921 ,259939 ,259950 ,259952 ,259953 ,259958 ,259967 ,259973 ,259975 ,259992 ,260039 ,260040 ,260041 ,260043 ,260044 ,260045 ,260046 ,260048 ,260062 ,260071 ,260085 ,260088 ,260112 ,260115 ,260119 ,260120 ,260124 ,260125 ,260126 ,260132 ,260155 ,260156 ,260161 ,260163 ,260164 ,260165 ,260166 ,260170 ,260173 ,260175 ,260176 ,260179 ,260180 ,260181 ,260182 ,260184 ,260189 ,260190 ,260191 ,260193 ,260194 ,260196 ,260205 ,260208 ,260209 ,260210 ,260215 ,260218 ,260219 ,260221 ,260223 ,260224 ,260228 ,260231 ,260236 ,260238 ,260241 ,260243 ,260250 ,260260 ,260268 ,260269 ,260270 ,260271 ,260272 ,260295 ,260296 ,260310 ,260314 ,260318 3902 Chrysocolla (*) Allophane (Cu2-x Alx )H2-x Si2 O5 (OH)4 ·nH2 O 300 300 6 259723 ,259777 ,260021 ,260077 ,260102 ,260128 3531 Chrysotile (*) Serpentine Clay Mg3 Si2 O5 (OH)4 203 203 1 259876 951 Cinnabar (*) None HgS 11 259445 ,259449 ,259450 ,259451 ,259683 ,259699 ,259709 ,260060 ,260061 ,260078 ,260117 2600 Clinochlore (*) Chlorite Clay Mg5 Al(AlSi3 O10 )(OH)8 167 145 1 259920 1756 Clinozoisite (*) Clinozoisite Epidote Ca2 Al3 [Si2 O7 ][SiO4 ]O(OH) 1 260319 1025 Cobaltite (*) Cobaltite CoAsS 1 260113 966 Copper (*) Copper Cu 300 145 5 259681 ,259920 ,260128 ,260129 ,260232 3846 Covellite (*) Covellite CuS 1 259563 4165 Cubanite (*) Cubanite Wurtzite CuFe2 S3 4 260113 ,260121 ,260122 ,260133 802 Cuprite (*) Not in a structural group Cu2 O 300 145 3 259920 ,260113 ,260128 2970 Daubréeite (*) Matlockite BiO(OH) 167 145 1 259920 13 Diopside (*) Pyroxene CaMgSi2 O6 1 260308 4135 Dolomite (*) None CaMg(CO3 )2 1 260016 9895 Epidote (*) Epidote Clinozoisite Ca2 (Al2 Fe3+ )[Si2 O7 ][SiO4 ]O(OH) 10 259563 ,259647 ,259990 ,260016 ,260017 ,260021 ,260069 ,260113 ,260124 ,260323 8173 Epistilbite (*) Mordenite Ca3 [Si18 Al6 O48 ]·16H2 O 1 260088 138 Erythrite (*) Vivianite Co3 (AsO4 )2 ·8H2 O 300 157 2 260128 ,260131 814 Galena (*) Rocksalt PbS 157 157 18 259418 ,259456 ,259563 ,259663 ,259709 ,259723 ,259750 ,259777 ,259780 ,259794 ,259847 ,259974 ,260069 ,260131 ,260229 ,260304 ,260308 ,260322 24243 Gold (*) Copper Au 157 150 225 259406 ,259407 ,259408 ,259412 ,259414 ,259415 ,259416 ,259420 ,259421 ,259424 ,259429 ,259430 ,259431 ,259433 ,259434 ,259439 ,259440 ,259441 ,259442 ,259446 ,259447 ,259452 ,259456 ,259457 ,259546 ,259547 ,259548 ,259551 ,259552 ,259553 ,259557 ,259558 ,259565 ,259569 ,259571 ,259573 ,259578 ,259583 ,259585 ,259595 ,259598 ,259603 ,259604 ,259606 ,259611 ,259617 ,259619 ,259622 ,259625 ,259628 ,259629 ,259634 ,259636 ,259638 ,259644 ,259646 ,259647 ,259648 ,259649 ,259653 ,259656 ,259658 ,259660 ,259661 ,259684 ,259697 ,259699 ,259706 ,259707 ,259708 ,259709 ,259712 ,259714 ,259723 ,259735 ,259740 ,259741 ,259748 ,259750 ,259751 ,259754 ,259756 ,259761 ,259769 ,259777 ,259780 ,259781 ,259782 ,259785 ,259787 ,259793 ,259794 ,259798 ,259803 ,259804 ,259807 ,259820 ,259825 ,259826 ,259829 ,259834 ,259841 ,259847 ,259867 ,259871 ,259872 ,259873 ,259874 ,259888 ,259892 ,259896 ,259899 ,259908 ,259915 ,259918 ,259919 ,259920 ,259921 ,259926 ,259927 ,259928 ,259929 ,259933 ,259935 ,259937 ,259938 ,259947 ,259951 ,259971 ,259974 ,259985 ,259986 ,259988 ,259989 ,259990 ,259991 ,259993 ,259994 ,259995 ,259996 ,259997 ,259998 ,259999 ,260000 ,260001 ,260002 ,260003 ,260004 ,260005 ,260010 ,260015 ,260016 ,260019 ,260021 ,260022 ,260025 ,260027 ,260028 ,260036 ,260037 ,260050 ,260054 ,260055 ,260056 ,260066 ,260067 ,260068 ,260069 ,260079 ,260080 ,260081 ,260083 ,260085 ,260086 ,260087 ,260088 ,260090 ,260091 ,260092 ,260093 ,260097 ,260099 ,260100 ,260101 ,260107 ,260109 ,260114 ,260120 ,260124 ,260127 ,260131 ,260134 ,260154 ,260162 ,260167 ,260172 ,260178 ,260183 ,260199 ,260200 ,260201 ,260202 ,260221 ,260245 ,260247 ,260252 ,260265 ,260304 ,260305 ,260307 ,260311 ,260314 ,260315 ,260316 ,260317 ,260319 ,260320 ,260324 ,260325 ,260327 ,260328 ,260329 ,260330 ,260331 ,260332 30554 Gypsum (*) Gypsum Ca(SO4 )·2H2 O 1 260118 6890 Hematite (*) Corundum Fe2 O3 157 150 11 259800 ,259919 ,259921 ,260088 ,260113 ,260114 ,260120 ,260124 ,260206 ,260211 ,260301 14640 Hessite (*) None Ag2 Te 1 259434 804 Ilmenite (*) Corundum Fe2+ Ti4+ O3 1 260124 5433 Iridium (*) Copper Ir 157 150 4 259826 ,259919 ,259920 ,259921 162 Kassite (*) None CaTi2 O4 (OH)2 167 145 1 259920 10 Laurite (*) Pyrite RuS2 203 203 2 260062 ,260271 226 Linnaeite (*) Spinel Co2+ Co3+ 2 S4 157 157 1 260131 249 Maghemite (*) Spinel (Fe3+ 0.67 0.33 )Fe3+ 2 O4 167 145 1 259920 229 Magnesite (*) Calcite Mg(CO3 ) 2 260113 ,260119 1487 Magnetite (*) Spinel Fe2+ Fe3+ 2 O4 163 150 22 259478 ,259726 ,259765 ,259800 ,259806 ,259826 ,259842 ,259854 ,259919 ,259920 ,259921 ,260016 ,260021 ,260039 ,260059 ,260088 ,260124 ,260211 ,260216 ,260231 ,260232 ,260301 14899 Malachite (*) Malachite Cu2 (CO3 )(OH)2 300 145 19 259630 ,259669 ,259723 ,259777 ,259856 ,259863 ,259905 ,259920 ,260059 ,260077 ,260095 ,260102 ,260113 ,260114 ,260122 ,260128 ,260133 ,260319 ,260322 12537 Marcasite (*) Marcasite FeS2 157 157 4 259413 ,260016 ,260118 ,260131 5674 Mercury (*) None Hg 1 259892 397 Molybdenite (*) Molybdenite MoS2 167 145 6 259572 ,259606 ,259631 ,259719 ,259920 ,260016 5800 Muscovite (*) Mica Clay KAl2 (Si3 Al)O10 (OH)2 300 300 10 259563 ,259607 ,259643 ,259682 ,260016 ,260018 ,260026 ,260097 ,260128 ,260319 17380 Orcelite (*) None Ni5-x As2 (x = 0.25) 167 145 1 259920 36 Oregonite (*) None FeNi2 As2 167 145 1 259920 5 Osmium (*) None Os 167 145 1 259920 169 Pentlandite (*) Pentlandite (Ni,Fe)9 S8 167 145 2 259909 ,259920 1512 Petzite (*) None Ag3 AuTe2 1 259647 409 Platinum (*) Copper Pt 157 150 9 259750 ,259892 ,259919 ,259921 ,259986 ,260088 ,260109 ,260124 ,260252 485 Powellite (*) Scheelite Ca(MoO4 ) 1 259720 494 Pyrite (*) Pyrite FeS2 300 157 144 259410 ,259411 ,259413 ,259418 ,259424 ,259429 ,259430 ,259440 ,259442 ,259456 ,259457 ,259504 ,259540 ,259547 ,259549 ,259550 ,259551 ,259552 ,259563 ,259565 ,259567 ,259572 ,259573 ,259575 ,259579 ,259581 ,259582 ,259587 ,259595 ,259607 ,259610 ,259612 ,259618 ,259621 ,259627 ,259628 ,259631 ,259632 ,259638 ,259640 ,259643 ,259645 ,259647 ,259650 ,259652 ,259653 ,259654 ,259657 ,259661 ,259663 ,259668 ,259669 ,259680 ,259681 ,259682 ,259707 ,259709 ,259713 ,259714 ,259718 ,259723 ,259750 ,259751 ,259752 ,259754 ,259766 ,259777 ,259780 ,259782 ,259783 ,259794 ,259796 ,259816 ,259829 ,259847 ,259853 ,259854 ,259862 ,259868 ,259874 ,259886 ,259900 ,259901 ,259907 ,259909 ,259915 ,259916 ,259917 ,259918 ,259924 ,259928 ,259930 ,259957 ,259962 ,259964 ,259974 ,259989 ,259990 ,260010 ,260014 ,260016 ,260017 ,260018 ,260019 ,260020 ,260021 ,260022 ,260024 ,260025 ,260026 ,260027 ,260036 ,260055 ,260058 ,260061 ,260065 ,260066 ,260069 ,260077 ,260082 ,260093 ,260097 ,260102 ,260114 ,260118 ,260122 ,260128 ,260130 ,260131 ,260133 ,260158 ,260229 ,260304 ,260305 ,260308 ,260309 ,260316 ,260317 ,260319 ,260320 ,260321 ,260322 ,260323 ,260331 39462 Pyrolusite (*) Rutile MnO2 2 260114 ,260322 3106 Pyrrhotite (*) Nickeline Fe7 S8 300 157 29 259410 ,259413 ,259582 ,259681 ,259714 ,259723 ,259777 ,259794 ,259817 ,259842 ,259847 ,259854 ,259863 ,259905 ,259909 ,259915 ,259989 ,260059 ,260077 ,260113 ,260121 ,260122 ,260128 ,260129 ,260131 ,260133 ,260168 ,260308 ,260322 9056 Quartz (*) Quartz SiO2 300 300 116 259410 ,259411 ,259418 ,259430 ,259440 ,259441 ,259450 ,259457 ,259504 ,259547 ,259549 ,259551 ,259552 ,259563 ,259565 ,259566 ,259567 ,259574 ,259582 ,259595 ,259606 ,259610 ,259612 ,259621 ,259627 ,259628 ,259630 ,259631 ,259632 ,259638 ,259646 ,259647 ,259650 ,259657 ,259661 ,259669 ,259681 ,259682 ,259697 ,259707 ,259709 ,259713 ,259714 ,259721 ,259723 ,259740 ,259750 ,259751 ,259766 ,259777 ,259781 ,259787 ,259794 ,259796 ,259803 ,259816 ,259817 ,259847 ,259868 ,259874 ,259901 ,259907 ,259915 ,259916 ,259918 ,259928 ,259931 ,259934 ,259936 ,259957 ,259962 ,259974 ,259990 ,260000 ,260005 ,260010 ,260014 ,260016 ,260018 ,260021 ,260022 ,260025 ,260026 ,260036 ,260058 ,260065 ,260066 ,260067 ,260068 ,260069 ,260076 ,260083 ,260088 ,260097 ,260101 ,260102 ,260113 ,260121 ,260128 ,260167 ,260172 ,260185 ,260229 ,260247 ,260304 ,260305 ,260306 ,260311 ,260315 ,260316 ,260317 ,260319 ,260321 ,260322 ,260323 ,260331 61156 Rhodochrosite (*) Calcite Mn(CO3 ) 3 259411 ,259754 ,260306 1711 Rhodonite (*) Rhodonite CaMn3 Mn(Si5 O15 ) 12 259445 ,259450 ,259721 ,259801 ,259948 ,260057 ,260076 ,260080 ,260096 ,260213 ,260301 ,260306 969 Rutile (*) Rutile TiO2 167 145 2 259920 ,260016 5614 Scheelite (*) Scheelite Ca(WO4 ) 1 259457 4894 Siderite (*) Calcite Fe(CO3 ) 1 259607 6417 Silicon (*) Diamond Si 167 145 1 259920 21 Silver (*) Copper Ag 167 145 5 259552 ,259751 ,259754 ,259920 ,260027 5186 Sphalerite (*) Sphalerite ZnS 300 157 12 259456 ,259563 ,259669 ,260016 ,260113 ,260121 ,260122 ,260128 ,260131 ,260133 ,260308 ,260322 21482 Stannite (*) Stannite Sphalerite Cu2 FeSnS4 157 157 1 260131 668 Stibnite (*) Stibnite Sb2 S3 1 259709 3418 Sylvanite (*) Melonite AgAuTe4 1 259714 337 Talc (*) Clay Talc Mg3 Si4 O10 (OH)2 203 163 34 259410 ,259461 ,259477 ,259478 ,259479 ,259480 ,259484 ,259485 ,259487 ,259488 ,259489 ,259490 ,259496 ,259501 ,259502 ,259516 ,259537 ,259541 ,259628 ,259796 ,259836 ,259838 ,259856 ,259858 ,259859 ,259860 ,259969 ,260039 ,260043 ,260044 ,260048 ,260113 ,260119 ,260223 3337 Tenorite (*) None CuO 300 300 2 260113 ,260128 1101 Tetradymite (*) Tetradymite Bi2 Te2 S 1 259714 510 Tetrahedrite-(Zn) (*) Tetrahedrite Cu6 (Cu4 Zn2 )Sb4 S13 157 157 2 259563 ,260131 5317 Tetrataenite (*) None FeNi 167 145 1 259920 116 Titanite (*) Titanite CaTi(SiO4 )O 1 259607 4899 Tremolite (*) Amphibole Ca2 (Mg5.0-4.5 Fe2+ 0.0-0.5 )Si8 O22 (OH)2 203 163 3 259836 ,259876 ,259965 2562 Trevorite (*) Spinel NiFe3+ 2 O4 167 145 1 259920 17 Uvarovite (*) Garnet Ca3 Cr2 (SiO4 )3 163 163 6 259496 ,259502 ,259532 ,260044 ,260048 ,260224 212 Wairauite (*) Iron CoFe 167 145 1 259920 16 Zircon (*) Zircon Zr(SiO4 ) 2 259750 ,260124 5251 Zoisite (*) Epidote Ca2 Al3 [Si2 O7 ][SiO4 ]O(OH) 2 259563 ,260026 1025
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 podchrome-00441 163 163 Middle Jurassic (162-164 Ma) Cr 66521 Chollard Chromite Mine (Golconda Mine), Althouse Creek District, Josephine Co., Oregon, USA Chollard Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00434 240 240 Late Triassic or older Cr 66310 Old Rose Chrome Deposit (Pennington Butte Chromite), Applegate District, Josephine Co., Oregon, USA Pennington Butte Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00376 163 163 Middle Jurassic (164-162 Ma) Cr 148037 Chrome King No. 1 (Chrome King Mine; Daley Creek Chrome), Central Illinois River District, Josephine Co., Oregon, USA Chrome King Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00352 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 148160 Cleopatra Claim (Part Of Calumet Group), Central Illinois River District, Josephine Co., Oregon, USA Cleopatra Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00361 163 163 Middle Jurassic (164-162 Ma) Cr 149248 Good Friday (Kerby No. 36), Central Illinois River District, Josephine Co., Oregon, USA Good Friday Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00367 163 163 Middle Jurassic (164-162 Ma) Cr 149288 Gray Buck Group Group, Central Illinois River District, Josephine Co., Oregon, USA Gray Buck No. 2 Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00368 163 163 Middle Jurassic (164-162 Ma) Cr 149288 Gray Buck Group Group, Central Illinois River District, Josephine Co., Oregon, USA Gray Buck No. 1 Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00369 163 163 Middle Jurassic (164-162 Ma) Cr 149288 Gray Buck Group Group, Central Illinois River District, Josephine Co., Oregon, USA Gray Buck No. 4 Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00378 163 163 Middle Jurassic (164-162 Ma) Cr 149471 High View Prospect, Central Illinois River District, Josephine Co., Oregon, USA High View Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00348 163 163 Middle Jurassic (164-162 Ma) Cr 149654 Jack Shade Chromite (Black Prince; Hot Dog; Grants Pass Chrome Company), Central Illinois River District, Josephine Co., Oregon, USA Shade Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00370 163 163 Middle Jurassic (164-162 Ma) Cr 150093 Low Ridge Claim (Sally Ann Claim), Central Illinois River District, Josephine Co., Oregon, USA Sally Ann Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00379 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 150131 Lucky Hunch Claim, Central Illinois River District, Josephine Co., Oregon, USA Lucky Hunch Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00373 163 163 Middle Jurassic (164-162 Ma) Cr 150144 Lucky Strike - Castle Springs, Central Illinois River District, Josephine Co., Oregon, USA Lucky Strike-Castle Springs Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00365 163 163 Middle Jurassic (164-162 Ma) Cr 150342 Midnight Claim (Black Beauty; Myrtle Creek), Central Illinois River District, Josephine Co., Oregon, USA Midnight Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00358 163 163 Middle Jurassic (164-162 Ma) Cr 150365 Millers Dream Prospect, Central Illinois River District, Josephine Co., Oregon, USA Millers Dream Prospect Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00360 163 163 Middle Jurassic (164-162 Ma) Cr 150394 Mockingbird Mine, Central Illinois River District, Josephine Co., Oregon, USA Mockingbird Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00351 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 150397 Mohawk Claim (Part Of Calumet Group), Central Illinois River District, Josephine Co., Oregon, USA Mohawk Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00363 163 163 Middle Jurassic (164-162 Ma) Cr 151308 Robbin Prospect (Jim Bus; Illinois Chrome Mine; Midnight; Lucky Star; McClung - Krueger), Central Illinois River District, Josephine Co., Oregon, USA Jim Bus Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00364 163 163 Middle Jurassic (164-162 Ma) Cr 151308 Robbin Prospect (Jim Bus; Illinois Chrome Mine; Midnight; Lucky Star; McClung - Krueger), Central Illinois River District, Josephine Co., Oregon, USA Lucky Star Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00371 163 163 Middle Jurassic (164-162 Ma) Cr 151433 Saturday Anne (Black Rock), Central Illinois River District, Josephine Co., Oregon, USA Saturday Anne Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00380 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 153378 White Water Lode Claim, Central Illinois River District, Josephine Co., Oregon, USA White Water Lode Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00387 163 163 Middle Jurassic (164-162 Ma) Cr 148033 Chrome Crest Claim (Part Of Sordy Group), Chrome Ridge District, Josephine Co., Oregon, USA Chrome Crest Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00391 163 163 Middle Jurassic (164-162 Ma) Cr 148036 Chrome Flat Mine, Chrome Ridge District, Josephine Co., Oregon, USA Chrome Flat Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00389 163 163 Middle Jurassic (164-162 Ma) Cr 147863 Buster Occurrence (One Of Sordy Group), Chrome Ridge Deposits, Chrome Ridge District, Josephine Co., Oregon, USA Buster Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00390 163 163 Middle Jurassic (164-162 Ma) Cr 153254 Violet Mine (Briggs Creek Sordy; Part Of Sordy Group), Chrome Ridge Deposits, Chrome Ridge District, Josephine Co., Oregon, USA Violet Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00386 163 163 Middle Jurassic (164-162 Ma) Cr 150133 Lucky L. & R., Chrome Ridge District, Josephine Co., Oregon, USA Lucky L&R Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00395 163 163 Middle Jurassic (164-162 Ma) Cr 150243 Mary Walker Claim, Chrome Ridge District, Josephine Co., Oregon, USA Mary Walker Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00393 163 163 Middle Jurassic (164-162 Ma) Cr 151402 Sad Sack (Nigger; Black Princess), Chrome Ridge District, Josephine Co., Oregon, USA Sad Sack Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00394 163 163 Middle Jurassic (164-162 Ma) Cr 151402 Sad Sack (Nigger; Black Princess), Chrome Ridge District, Josephine Co., Oregon, USA Nigger Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00388 163 163 Middle Jurassic (164-162 Ma) Cr 151496 Shady Cove (Black Prince Claims; Sordy Group; Spotted Fawn), Chrome Ridge District, Josephine Co., Oregon, USA Shady Cove Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00392 163 163 Middle Jurassic (164-162 Ma) Cr 153476 Yellow Jacket Claim, Chrome Ridge District, Josephine Co., Oregon, USA Yellow Jacket Claim Moiser et al. (2012) USGSSIR2012_5157 Edit NAVDAT-51566 181.6 162.1 171.3+10.3/-9.2 51566 149087 Gold Prospect (Galice No. 84), Galice District, Josephine Co., Oregon, USA NAVDAT NAVDAT Edit NAVDAT-51569 181.6 162.1 171.3+10.3/-9.2 51569 149087 Gold Prospect (Galice No. 84), Galice District, Josephine Co., Oregon, USA NAVDAT NAVDAT Edit podchrome-00425 163 163 Middle Jurassic (164-162 Ma) Cr 151494 Sexton Mountain Chromite (Sexton Chromite), Grants Pass District, Josephine Co., Oregon, USA Sexton Mountain Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00429 163 163 Middle Jurassic (164-162 Ma) Cr 148599 Dorothy Chrome (Ackley Chrome), Greenback District (Upper Grave Creek District), Josephine Co., Oregon, USA Dorothy Chrome Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00427 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 147537 Big Bear, Illinois River District, Josephine Co., Oregon, USA Big Bear Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00430 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 147544 Big Chief Chrome, Illinois River District, Josephine Co., Oregon, USA Big Chief Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00350 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 147555 Big Four Chromite, Illinois River District, Josephine Co., Oregon, USA Big Four Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00374 163 163 Middle Jurassic (164-162 Ma) Cr 147606 Black Diamond, Illinois River District, Josephine Co., Oregon, USA Butte-Black Diamond Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00362 163 163 Middle Jurassic (164-162 Ma) Cr 147622 Black Otter Claim, Illinois River District, Josephine Co., Oregon, USA Black Otter Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00433 163 163 Middle Jurassic (164-162 Ma) Cr 147780 Brown Scratch (Anderson-Fisher Chrome Mine; Center; Red Scratch), Illinois River District, Josephine Co., Oregon, USA Brown Scratch Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00349 163 163 Middle Jurassic (164-162 Ma) Cr 148337 Crown Mine (Nichols Prospect; Hammer; Upper Hammon No. 38?), Illinois River District, Josephine Co., Oregon, USA Crown Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00375 163 163 Middle Jurassic (164-162 Ma) Cr 148482 Dark Star, Illinois River District, Josephine Co., Oregon, USA Dark Star Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00359 163 163 Middle Jurassic (164-162 Ma) Cr 65117 Deep Gorge Chromite Claim (Grissom Chrome), Illinois River District, Josephine Co., Oregon, USA Deep Gorge Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00372 163 163 Middle Jurassic (164-162 Ma) Cr 148564 Dirty Face (Bucheit Handwork & Meyers; Burro; Peach; Happy Jack; Hansen), Illinois River District, Josephine Co., Oregon, USA Hansen Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00377 163 163 Middle Jurassic (164-162 Ma) Cr 148672 Early Sunrise Claim, Illinois River District, Josephine Co., Oregon, USA Early Sunrise Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00431 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 65399 Griffin Chromite (Mikes Gulch; Nickel Plate), Illinois River District, Josephine Co., Oregon, USA Griffin Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00448 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 150349 Mighty Joe, Illinois River District, Josephine Co., Oregon, USA Mighty Joe Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00366 163 163 Middle Jurassic (164-162 Ma) Cr 65748 Oregon Chrome Mines Property (Illinois River Mine; Black Beauty; Robertson Mine), Illinois River District, Josephine Co., Oregon, USA Oregon Chrome Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00432 163 163 Middle Jurassic (164-162 Ma) Cr 151203 Red Dog Van Gwyn Group, Illinois River District, Josephine Co., Oregon, USA Red Dog Moiser et al. (2012) USGSSIR2012_5157 Edit DeepDive-Co-0058 155 150 155-150 K-Ar age of diorite dikes 4064 Josephine Creek Placers, Josephine Creek District, Josephine Co., Oregon, USA Josephine Peridotite Dick (1974) 10.1016/0012-821X(74)90107-1 EPSL24_291 age of diorite dikes Edit Kristen002448 167 145 Middle to Early Jurassic 4064 Josephine Creek Placers, Josephine Creek District, Josephine Co., Oregon, USA Nevadan Orogeny, Josephine Creek placers Lanphere et al. (1968) 10.1130/0016-7606(1968)79[1027:IAOTNO]2.0.CO;2 GSAB79_1027 Edit podchrome-00436 240 240 Late Triassic or older Cr 151568 Silver Tip (Mungers Creek Chromite), Lower Applegate District, Josephine Co., Oregon, USA Silver Tip Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00435 240 240 Late Triassic or older Cr 151754 Stevens -Miller, Lower Applegate District, Josephine Co., Oregon, USA Stevens-Miller Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00357 163 163 Middle Jurassic (164-162 Ma) Cr 151404 Saddle Chrome (Kerby No. 91), Pearsoll Peak Area, Josephine Co., Oregon, USA Saddle Chrome Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00353 163 163 Middle Jurassic (164-162 Ma) Cr 152004 Twin Cedars Claims, Pearsoll Peak Area, Josephine Co., Oregon, USA Twin Cedars Upper Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00354 163 163 Middle Jurassic (164-162 Ma) Cr 152004 Twin Cedars Claims, Pearsoll Peak Area, Josephine Co., Oregon, USA Twin Cedars Lower Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00355 163 163 Middle Jurassic (164-162 Ma) Cr 153492 Young's Mine (Dailey Dozen Claims), Pearsoll Peak Area, Josephine Co., Oregon, USA Young's Mine (No. 7) Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00356 163 163 Middle Jurassic (164-162 Ma) Cr 153492 Young's Mine (Dailey Dozen Claims), Pearsoll Peak Area, Josephine Co., Oregon, USA Young's Mine (No. 4) Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00426 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 151419 Salt Rock Occurrence, Pickett Creek District, Josephine Co., Oregon, USA Salt Rock Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00438 163 163 Middle Jurassic (162-164 Ma) Cr 150791 Owens (Black Nugget), Takilma District, Josephine Co., Oregon, USA Black Nugget Moiser et al. (2012) USGSSIR2012_5157 Edit vms-01071 300 300 Paleozoic-Triassic S 68383 Queen Of Bronze Mine (North And South Queen Of Bronze), Takilma District, Josephine Co., Oregon, USA Queen of Bronze Moiser et al. (2009) USGSOFR2009_1034 Edit Kristen002449 157 157 Zn, Cu, Ag, Au, S 66391 Turner-Albright Mine (Mammoth Mine; Turner Mine; Turner And Albright Mine; Granore), Takilma District, Josephine Co., Oregon, USA Turner Albright Massive Sulfide Deposit Kuhns and Baitis (1987) 10.2113/gsecongeo.82.5.1362 EG82_1362 Edit vms-01072 157 157 Jurassic S 66391 Turner-Albright Mine (Mammoth Mine; Turner Mine; Turner And Albright Mine; Granore), Takilma District, Josephine Co., Oregon, USA Turner-Albright Moiser et al. (2009) USGSOFR2009_1034 Edit podchrome-00439 163 163 Middle Jurassic (162-164 Ma) Cr 68310 Valen Prospect (Ali Baba), Takilma District, Josephine Co., Oregon, USA Ali Baba Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00449 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 147631 Black Streak Chrome, Waldo District, Josephine Co., Oregon, USA Black Streak Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00437 240 240 Late Triassic or older Cr 148461 Cynthia (Hittson; Grants Pass No. 131), Waldo District, Josephine Co., Oregon, USA Cynthia Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00447 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 148601 Dottie May Occurrence, Waldo District, Josephine Co., Oregon, USA Dottie May Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00445 163 163 Middle Jurassic (162-164 Ma) Cr 149385 Happy Camp (Beasley; Beasley Chrome), Waldo District, Josephine Co., Oregon, USA Happy Camp Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00450 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 149745 Josephine No. 4 Claim, Waldo District, Josephine Co., Oregon, USA Josephine No. 4 Claim Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00444 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 150152 Lucky Strike, Waldo District, Josephine Co., Oregon, USA Lucky Strike Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00442 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 151900 Tennessee Chromite Occurrence, Waldo District, Josephine Co., Oregon, USA Tennessee Chromite Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00443 203 203 Late Triassic-Early Jurassic (>173 and >175 Ma U-Pb zircon in plagiogranite) Cr 151901 Tennessee Pass Chromite Mine (K No. 130), Waldo District, Josephine Co., Oregon, USA Tennessee Pass Moiser et al. (2012) USGSSIR2012_5157 Edit podchrome-00451 163 163 Middle Jurassic (162-164 Ma) Cr 153390 Wild Cat Claim, Waldo District, Josephine Co., Oregon, USA Wildcat Claim Moiser et al. (2012) USGSSIR2012_5157
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