 | Voigtländer, G., Möller, P., Ellmies, R., Krupenin, M. T., Germann, K. (1999) Origin of giant stratabound deposits of magnesite and siderite in Riphean carbonate rocks of the Bashkir mega-anticline, western Urals. Geologische Rundschau, 87 (4) 589-602 doi:10.1007/s005310050233 | Journal (article/letter/editorial) | | Möller Origin of giant stratabound deposits of magnesite and siderite in Riphean carbonate rocks of the...Bashkir mega-anticline (western Urals) stratabound magnesite, siderite, fluorite and base-metal deposits are...km. The giant deposits of siderite (Bakal) and sparry magnesite (Satka) belong to the largest known mineral...still disputed with respect to their origin. Both the Fe- and Mgcarbonate ores are clearly characterized by...epigenetic metasomatic replacement. In the stratiform magnesite deposits of Satka, O- and C-isotopes, REE pattern |  | Kuznetsov, A. B., Krupenin, M. T., Ovchinnikova, G. V., Gorokhov, I. M., Maslov, A. V., Kaurova, O. K., Ellmies, R. (2005) Diagenesis of Carbonate and Siderite Deposits of the Lower Riphean Bakal Formation, the Southern Urals: Sr Isotopic Characteristics and Pb-Pb Age. Lithology and Mineral Resources, 40 (3) 195-215 doi:10.1007/s10987-005-0022-z | Journal (article/letter/editorial) | | Carbonate and Siderite Deposits of the Lower Riphean Bakal Formation, the Southern Urals: Sr Isotopic Characteristics...Sciences, nab. Makarova 2, St. Petersburg, 199034 Russia e-mail: isotope@ek13955.spb.edu 2Zavaritskii Institute...Sciences, Pochtovyi per. 7, Yekaterinburg, 620151 Russia e-mail: krupenin@igg.uran.ru 3Federal Department...Riphean Bakal Formation of the southern Urals and related siderite ores of the Bakal iron deposit. The least-altered...from the Bakal ore field satisfy the strict geochemical criteria of retentivity: Mn/Sr < 0.2, Fe/Sr < 0 |  | | Journal (article/letter/editorial) | | of Sciences, Pyzhevskii per. 7, Moscow, 119017 Russia Received November 12, 2007 Abstract—The role of...(oligonite and sideroplesite), and ankerite Ca(Mg, Fe+2, Mn)(CO3)2. In sedimentary iron formations, siderite...formations comprise three main genetic varieties: the Bakal-type siderites, continental bog siderite ores related...goethite–chlorite–siderite ores. Deposits of Bakal-type siderites. The Bakal group of deposits is situated on the...Pronin, L.V. Anfimov, and M.T. Krupenin. In the Bakal district, the deformed and eroded Archean rocks of the |  | | Book (volume) | | ' This Kupferschiefer is cases. lean in this district, carrying only 1.4% of copper, and no silver,...fissures known as 'rucken' in the Mansfeld copper district also contain occasional nickelite, together with... known examples of this type is the cobalt district of Schneeberg, in Saxony, a mountainous region...present. Besides quartz-cobalt veins the Schneeberg district contains quite a 3 variety of vein types, which...Schneeberg, cally important deposits of the entire district. the veins are so crowded together in an area |
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