| Pina, R., Gervilla, F., Barnes, S.-J., Ortega, L., Lunar, R. (2013) Partition Coefficients of Platinum Group and Chalcophile Elements Between Arsenide and Sulfide Phases as Determined in the Beni Bousera Cr-Ni Mineralization (North Morocco) Economic Geology, 108 (5) 935-951 doi:10.2113/econgeo.108.5.935 | Journal (article/letter/editorial) | Phases as Determined in the Beni Bousera Cr-Ni Mineralization (North Morocco) RUBÉN PIÑA,1,†FERNANDO GERVILLA...sulfide minerals from the Beni Bousera Cr-Ni mineralization (North Morocco). Previous experimental studies...segregated by immiscibility from a sulfide melt. The Beni Bousera mineralization represents an excellent natural...(Ni11As8) coexists in equilibrium with pyrrhotite, pentlandite, and chalcopyrite in form of globules mostly...silicate melts (e.g., Peach et al., 1990; Fleet et al., 1991; Crocket et al., 1992). The distribution of | | Piña, R., Gervilla, F., Barnes, S.-J., Ortega, L., Lunar, R. (2015) Liquid immiscibility between arsenide and sulfide melts: evidence from a LA-ICP-MS study in magmatic deposits at SerranÃa de Ronda (Spain) Mineralium Deposita, 50 (3) 265-279 doi:10.1007/s00126-014-0534-3 | Journal (article/letter/editorial) | and a sulfidegraphite assemblage (pyrrhotite, pentlandite, chalcopyrite and graphite) that has been interpreted...magmatic mineralization (Oen 1973; Oen et al. 1979; Leblanc et al. 1990; Gervilla and Leblanc 1990): (1)...FeNi-Cu sulfides (primarily, pyrrhotite Fe1-xS, pentlandite [Fe, Ni]9S8 and chalcopyrite CuFeS2) and graphite...than in the S-G deposits (340±190 ppb) (Leblanc et al. 1990). Earlier studies suggested that the arsenides...Gervilla and Leblanc 1990; Leblanc et al. 1990; Gervilla et al. 1996, 2002): the arsenides Miner Deposita | | Piña, Rubén, Gervilla, Fernando, Helmy, Hassan, Fonseca, Raúl O.C., Ballhaus, Chris (2020) Partition behavior of platinum-group elements during the segregation of arsenide melts from sulfide magma. American Mineralogist, 105 (12) 1889-1897 doi:10.2138/am-2020-7477 | Journal (article/letter/editorial) | localities worldwide (e.g., Ronda, Spain; Beni Bousera, Morocco; Dundonald Beach South, Canada). Platinum-group...(850–1200 °C) (Makovicky et al. 1990, 1992; Fleet et al. 1993; Tomkins 2010; Helmy et al. 2010, 2013a; Sinyakova...(Gervilla et al. 1996, 1998; Hanley 2007; Power et al. 2004; Godel et al. 2012; Piña et al. 2013, 2015;...2015; Moroni et al. 2017). Certainly, arsenide melt immiscibility is an uncommon process observed only in...As/sulf melt (DPd ) of 34. Hanley (2007) and Godel et al. (2012) inferred As/sulf DPGE of the order of 10–100 | | | Journal (article/letter/editorial) | Alpine-Type Lherzolite Massifs (Ronda, Spain, and Beni Bousera,Morocco) F. GERVILLA Departamentode Mineralogfay...arsenide-richores.S-G ores comprisea pyrrhotite-pentlandite-(chalcopyrite-cubanite)-graphite association...Serranla de Ronda (southernSpain) and Beni Bousera(northern Morocco) are upper mantle intrusionsthat were...dynamiccooling (Obata,1980) andpartialmeltingprocesses (Freyet al., 1985) asthe peridotitcbodyascended.More than 20...internal zonationof the lherzolitemassifs(Gervillaet al., 1988) suggesting a geneticrelationshipbetweenthe | | | Book | born hills appear parallel to Mahagiri range due to mine-waste dumping. Unpaved roads serve the movement...The sky is gloomy throughout the day due to the mine and road dust. Social evils, crime, alcoholism,...education, counseling, and training. Making stringent mine-safety rules is not the solution—it has to be implemented...Ore Group Orissa Mining Corporation Limited Run of Mine Reconnaissance Permit tonnes tonnes per annum/day...Millerite 1.3.2.2 Niccolite or Nickeline 1.3.2.3 Pentlandite 1.3.2.4 Pyrrhotite 1.3.3 Minerals of Chromium |
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