| | Report (issue) | platinum-group elements and alloys, in ultramafic rocks and placers derived therefrom. Association: Rutheniridosmine...Ir–Pt alloys, laurite, silicate inclusions (Salmon River, Alaska, USA); isoferroplatinum, cuprorhodsite,...iridosmine, laurite, erlichmanite, cooperite, sperrylite, chalcopyrite, bornite (Russia). Distribution:...the Salmon River, Goodnews Bay, Alaska. From Rio Pilpe, Colombia. In the Santiago River placers, Esmeraldas...Esmeraldas Province, Ecuador. In Russia, in the the Gusevogorskii pluton, and the Kytlym and Uktus complexes | | | Book (edition) | brown and orange Plumbopalladinite isotropic Sperrylite pronounced blue, orange-brown, and red 48 ...internal reflections); Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey (sample: Halbach); XPL...grey; arg); Monte Narba Mine, San Vito, Cagliari Province, Sardinia, Italy; PPL B Same sample as above:...contact metamorphic deposits, • pegmatites, • placers not known Altaite, Ankerite, Argentite, Arsenopyrite...(West Wits Line), Witwatersrand field, Gauteng Province, South Africa; PPL B Intergrowth of electrum (yellowish | | | Report (volume) | region: Gibson, 93 Marble: Prouty, 16, 16a Cahaba River: Byrne, 02 Calera, Shelby Co.: Butts, llb -::rystalline:...Appalachian basin: Stevenson, 04 Chattahoochee River section: Langdon, 91 Chester series: Ulrich, 17...of Alabama River: Langdon, 94 Cretaceous-Eocene contact: Stephenson, 15; Tombigbee River: Smith (E A)...Smith (E A), 79, 81; map: McCalley, 98 Warrior River region: Smith (E A), 81 Mineralogy. Evansite: Catlett...(G P), 07 Summit, Blount Co.: Kunz, 90 Tombigbee River: Foote (W M), 99 Walker Co.: Cohen, 98a; Troost |
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