 | 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...silicate melts (e.g., Peach et al., 1990; Fleet et al., 1991; Crocket et al., 1992). The distribution of...sulfides (e.g., Barnes et al., 2006; Holwell and McDonald, 2007; Dare et al., 2010) and/or as discrete |  | 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 |  | 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) | | Springer-Verlag Berlin Heidelberg 2014 Abstract The chromite-Ni arsenide (Cr-Ni-As) and sulfidegraphite (S-G)...(Oen 1973; Oen et al. 1979; Leblanc et al. 1990; Gervilla and Leblanc 1990): (1) chromite-Ni arsenide (Cr-Ni-As)...(Cr-Ni-As) mineralization composed of chromite and Ni arsenides (mainly nickeline NiAs with minor maucherite...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 |  | | Journal (article/letter/editorial) | | Alpine-Type Lherzolite Massifs (Ronda, Spain, and Beni Bousera,Morocco) F. GERVILLA Departamentode Mineralogfay...typesof mineralizationoccurin the lherzolites:(1) chromite-Niarsenideores(Cr-Ni ores)with orthopyroxeneand/or...Ni-Fe-(Cu) sulfide-graphite ores(S-Gores)with chromite,plagioclase,and phlogopite.The chromiteores are...asticdeformation,and a compositional trend of chromite andorthopyroxene that corresponds fairly well...Duringthismagmatic evolution Os-Ir-Ru mineralswere includedin chromite, whereasAu and Rh-Pt-Pd were concentratedin the |  | | Book | | and human beings. When I first visited Sukinda chromite belt in 1964, it was a sleeping hamlet, gifted...the area was only for small-scale production of chromite ore for the indigenous market. M/s Ferro Alloys...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,...thesis on the Sukinda chromite deposits of Orissa, India. Mining for chromite had just begun in the country |
|
