| Polgári, M., Hein, J.R., Vigh, T., Szabó-Drubina, M., Fórizs, I., Bíró, L., Müller, A., Tóth, A.L. (2012) Microbial processes and the origin of the Úrkút manganese deposit, Hungary. Ore Geology Reviews, 47. 87-109 doi:10.1016/j.oregeorev.2011.10.001 | Journal (article/letter/editorial) | Pannonian unit of the Alps–Carpathians–Pannonian region (ALCAPA, Adria-Apulian microcontinent, Fig. 1b)...central part occur vugs with euhedral quartz, pyrolusite, manganite, or rhodochrosite. Sections through...as determined by XRD consists of hollandite, pyrolusite, cryptomelane, todorokite, and manganite. Besides...minerals, Fe-oxides (goethite), and Mn oxides (pyrolusite, cryptomelane, todorokite, hollandite, etc.)...deposits from the Manus Basin and Bismarck Archipelago region of the southwest Pacific Ocean. Mar. Geol. 85, 65–87 |
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