 | | Journal (article/letter/editorial) | | them. One exception is the world-class manganese deposit of Nsuta with reserves of 5 million tonnes of oxide...Nangodi and Lawra belts, and of the Nsuta manganese deposit. Early Proterozoic (Birimian) rocks of Ghana are...In Ghana, six parallel greenstone belts trending north to northeast are recognized. The Nangodi belt in...are presented in Table 3. Tirodite. Manganoan cummingtonite is a very common constituent of gondites in...peaks that can be attributed to 'manganoan cummingtonite' (PDF File 23-302). Microprobe measurements |  | | Journal (article/letter/editorial) | | The University of Michigan, Ann Arbor, MI 48109, USA Abstract. Electron microprobe analysis of manganese...Geological Survey, 959 National Center, Reston, VA 22092, USA Reprint requests to." P.E. Brown * Contribution No...The University of Michigan, Ann Arbor MI 48109, USA a specific P ( 6 k b a r s ) - T (650 ~ C ) - -...manganese deposit in Brazil by Peters et al. (1977) who assign a temperature for this deposit of 550~176...equilibria yield a pressure of 3 kilobars for this deposit. The final pyroxene-rhodonite pair is from the |  | | Journal (article/letter/editorial) | | we found braunitefree rocks at the Kazagan-Tash deposit in the Southern Urals of Russia that simultaneously...rare and was reliably identified at the Otjosondu deposit in Namibia [23]. The metalliferous deposits are...Examples of these deposits are the Bikkulovskoe deposit in the Southern Urals [32], Ir-Nimiiskoe and Shantarskoe...Bronkhorstfontein, Limpopo province, South Africa 1 3 Deposit (country, region) no. Mineral composition of... alleghanyite, tremolite, mangan- [28, 43] cummingtonite, phlogopite, calcite, rhodochrosite, and others |  | | Book (edition) | | OX5 1 GB, UK 225 Wyman Street, Waltham, MA 02451, USA Copyright © 2015, 2008 Elsevier B.V. All rights reserved...gangue mineral may be considered as waste in one deposit and as ore mineral in another (e.g., hedenbergite)...particular sample derives from the stockwork of such a deposit, it will normally contain amorphous silica/opal...in modern hydrothermal equivalents (e.g., JADE deposit, Okinawa Trough, Japan). Thus, metasomatic/metamorphic...mineral inventory available elsewhere. Further deposit descriptions originated from: binn.strahlen.org |
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