| | Journal (article/letter/editorial) | discovered, delineated and 62 developed in Mali, Mauritania, Senegal, Burkina Faso, Ghana and Cote d’Ivoire...by post-Eburnean sedimentary cover of 130 the Guelb el Hadid sequence, and Mesoproterozoic to Paleozoic...continue 224 westwards beneath the younger Senegal-Mauritania basin. A major basin controlling, NW- 225 trending...east-west for 800 km from the Western Sahara and Mauritania to Algeria. The 237 basin contains largely...000 km2. It 243 extends from north-western Mauritania to southwest Guinea-Bissau. The basin contains | | | Book | deposits in Morocco, Algeria, Tunisia, Mali, Mauritania, Egypt, Sudan, and Eritrea. Originally our goal...the setting and origin of major deposits in the region, together with information on tonnages and grades...comparisons and contrasts with MVT deposits in the region. The last part is focused on sediment-hosted iron...deposits of the F’derik-Zouérate iron district in Mauritania, and presents the results of new airborne geophysical...Tunisia, and Comparisons with MVT Deposits in the Region . . . . . . . . . . 497 Sophie Decrée, Christian | | Oberthur, T., Melcher, F., Henjes-Kunst, F., Gerdes, A., Stein, H., Zimmerman, A., El Ghorfi, M. (2009) HERCYNIAN AGE OF THE COBALT-NICKEL-ARSENIDE-(GOLD) ORES, BOU AZZER, ANTI-ATLAS, MOROCCO: Re-Os, Sm-Nd, AND U-Pb AGE DETERMINATIONS. Economic Geology, 104 (7) 1065-1079 doi:10.2113/econgeo.104.7.1065 | Journal (article/letter/editorial) | Department of Geosciences, Colorado State University, Fort Collins, CO 80523-1482 USA and Geological Survey...[CoAs2], niccolite [NiAs], rammelsbergite [NiAs2], löllingite [FeAs2], various sulfarsenides (cobaltite, gersdorffite...Recognition of Archean IOCG mineralization at Guelb Moghrein, Mauritania: Terra Nova, v. 18, p. 345–352. Melcher...accretionary tectonics in the Bou Azzer-El Graara region, Anti-Atlas, Morocco: Geology, v. l7, p. 1107–1110 | | | Book | ("solutions", "melts", and " v a p o r s ' " in this region are not sharply distinguishable). However, this...fluid (supercritical), pass below 400 °C into the region of liquid aqueous solutions. At the same time their...Chemnitz, and several of the veins of the Freiberg region are distinguished by predominant lead-zinc ores...rocks and at contacts with effusive rocks. I n the region of the geosynclines rocks and mineral deposits...contact aureoles. The occurrences of the Nagpur-Kodur region in Bengal are imposing. Owing to the differences |
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