 | | Report (issue) | | showing selenium concentrations in coal samples, by region of the United States.............................Democratic Republic of the Congo (Congo [Kinshasa]), and up to 4,617 ppm in sulfides, such as in bornite (Cu5FeS4)...may commonly substitute into sulfides, such as bornite, chalcocite (Cu2S), chalcopyrite (CuFeS2), digenite...Pyrite 0.006 Do. Dastakert deposit, Armenia Bornite 0.0066 Do. do. Chalcopyrite-pyrite 0.003...Uranite-selenide Katanga deposit, Democratic Republic of the Congo (Congo [Kinshasa]) Reported to contain |  | | Journal (article/letter/editorial) | | hessite, Pz: petzite, Vl: volynskite, Au: gold, Bn: bornite, TeO: tellurite. (c) Association of tetradymite...clausthalite in the Zalesi uranium deposit, Czech Republic, and compositionally distinct from the laitakarite...Apart from the type locality (Burgagylkan, Magadan District, Russian Far East), for which the two published...is rare: apart from the type locality (Oldřichov, Czech Republic; Čech & Vavřín 1978), we are aware of...high-temperature Nevskii Sn–W deposit, Magadan District, Russia. Type babkinite gives the empirical formula |  | | Report (issue) | | Cave-in-Rock subdistrict, Illinois-Kentucky fluorspar district............................................G3...Cantabrian salt-related carbonate-hosted mineral district in north-central Spain..........................Red Dog mining district in Alaska and the stratigraphy of selected deposits in the district...............production for the period 2006–10, by country or region and amount.......................................showing selenium concentrations in coal samples, by region of the United States.......................... |
|
