 | | Journal (article/letter/editorial) | | Graphite-Like Carbon in Podiform Chromitites of Greece and Its Genetic Significance Maria Economou-Eliopoulos...Geoenvironment, University of Athens, Athens 15784, Greece; gtsoupas@geol.uoa.gr (G.T.); vskoun@geol.uoa.gr...processes in the composition of chromitites hosted in ophiolite complexes, the origin of super-reduced phases...chromitites of the Skyros, Othrys, Pindos, and Veria ophiolites (Greece). The aim of this study was the delineation...origin of FeâCuâNi-sulfides in ultramafic parts of ophiolite complexes is still unclear, in the case of the |  | | Journal (article/letter/editorial) | | Geoenvironment, University of Athens, 15784 Athens, Greece; mitsis@geol.uoa.gr Department of Geosciences and...compositional variations of ÎŽ53 Cr values in ophiolite-hosted chromitites and to delineate geochemical...Balkan Pensula 1. Introduction Chromitites in ophiolite complexes are studied extensively, in particular...contaminated water from the Evia and Assopos Basins (Greece) are compatible with global data ranges that characterize...from a small serpentinite-dominated catchment in Central Europe, revealed that the Cr(VI) export flux during |  | | Journal (article/letter/editorial) | | PODIFORM CHROMITITE LOCALITIES IN THE PINDOS OPHIOLITE COMPLEX, GREECE Hazel M. PRICHARD School of Earth, Ocean...of Athens, Panepistimiopolis, GRâ15784 Athens, Greece Peter C. FISHER School of Earth, Ocean and Planetary...chromitite from two localities in the Pindos ophiolite complex in Greece, Milia and Korydallos. At Milia, the...Keywords: Pindos ophiolite, platinum-group minerals, PGE oxides, chromitite, Greece. Sommaire Nous avons...platine. (Traduit par la RĂ©daction) Mots-clĂ©s: ophiolite de Pindos, minĂ©raux du groupe du platine, oxydes |  | Zaccarini, Federica, Economou-Eliopoulos, Maria, Kiseleva, Olga, Garuti, Giorgio, Tsikouras, Basilios, Pushkarev, Evgenii, Idrus, Arifudin (2022) Platinum Group Elements (PGE) Geochemistry and Mineralogy of Low Economic Potential (Rh-Pt-Pd)-Rich Chromitites from Ophiolite Complexes. Minerals, 12 (12) 1565 doi:10.3390/min12121565 | Journal (article/letter/editorial) | | Economic Potential (Rh-Pt-Pd)-Rich Chromitites from Ophiolite Complexes Federica Zaccarini 1, *, Maria Economou-Eliopoulos...Economic Potential (Rh-Pt-Pd)-Rich Chromitites from Ophiolite Complexes. Minerals 2022, 12, 1565. https://doi...Geoenvironment, University of Athens, 15784 Athens, Greece Sobolev Institute of Geology and Mineralogy, Siberian...well as in the supra-Moho cumulate sequence of ophiolite complexes. The age of their host ophiolites varies...during the low-temperature evolution of the host ophiolite. Although the PGE content may be as high as 81 |  | | Journal (article/letter/editorial) | | of Athens, Panepistimiopolis, GR-15784 Athens, Greece; 9 2 Institute of Geology and Mineral Exploration...Sp. Loui 1, Olympic Village, GR-13677 Acharnai, Greece 10 11 12 * Correspondence: Maria Economou-Eliopoulos...chromitites 22 and porphyry-Cu deposits from Greece and everywhere (literature data) aims to define...23 controlling precious metal enrichment in ophiolite complexes and the unknown Pd and Pt potential...PGE 25 content in chromitites associated with ophiolite complexes is commonly low (a few 100s of ppb) |  | | Journal (article/letter/editorial) | | Chromitites of Korydallos Area in the Pindos Ophiolite Complex (NW Greece) Argyrios Kapsiotis, Tassos A. Grammatikopoulos...University of Patras, Patras, Greece Abstract The Pindos ophiolite complex, located in the north-western...north-western part of continental Greece, hosts various podiform chromite deposits generally characterized by low...and mineral processing. Keywords: chromitites, Greece, ophiolites, PGM, Pindos, super-panning. Received...Panepistimioupolis of Rion, University of Patras, 265 04 Patras, Greece. Email: tassos.grammatikopoulos@sgs.com *Present |  | Palomares, R. M., Hernandez, R. L., Menor, L. O., Garcia, R. P., Perez, S. M., Linares, F. G. (2013) HYDROTHERMAL PALLADIUM ENRICHMENT IN PODIFORM CHROMITITES OF CALZADILLA DE LOS BARROS (SW IBERIAN PENINSULA) The Canadian Mineralogist, 51 (3) 387-404 doi:10.3749/canmin.51.3.387 | Journal (article/letter/editorial) | | post-magmatic processes that allow Pd enrichment in ophiolite complexes, and highlights how platinum-group element...interpreted as a polyorogenic terrane accreted to the Central Iberian zone of the Iberian Massif during the Cadomian...WNWâESE-trending Variscan structure occupying a central position in the Ossa-Morena zone (Fig. 1b). The...Iberian Massif (SPZ = South-Portuguese zone; CIZ = Central Iberian Zone). (b) Location of the Calzadilla de...ilmenite, talc, magnesite, calcite, chalcopyrite, pentlandite, and minor amounts of chromite; some dunites |  | Kozlu, Hatice, Prichard, Hazel, Melcher, Frank, Fisher, Peter, Brough, Christopher, Stueben, Doris (2014) Platinum group element (PGE) mineralisation and chromite geochemistry in the Berit ophiolite (Elbistan/KahramanmaraĆ), SE Turkey. Ore Geology Reviews, 60. 97-111 doi:10.1016/j.oregeorev.2013.12.011 | Journal (article/letter/editorial) | | mineralisation and chromite geochemistry in the Berit ophiolite (Elbistan/KahramanmaraĆ), SE Turkey Hatice Kozlu...(MTZ) and in the cumulate dunites in the Berit ophiolite in SE Turkey. Iridium group elementsIPGE (Ir,...chromitite chondrite normalised patterns in the Berit ophiolite show an enrichment of PPGE, with values of up...PtâPdâCuâAuâ alloys. The PPGE enrichment in the Berit ophiolite is unusual, and the presence of such occurrences...continental complexes (e.g., the Bushveld Igneous Complex in South Africa) (Barnes and Roeder, 2001). Both |  | Gonzalez-Jimenez, J. M., Auge, T., Gervilla, F., Bailly, L., Proenza, J. A., Griffin, W. L. (2011) MINERALOGY AND GEOCHEMISTRY OF PLATINUM-RICH CHROMITITES FROM THE MANTLE-CRUST TRANSITION ZONE AT OUEN ISLAND, NEW CALEDONIA OPHIOLITE. The Canadian Mineralogist, 49 (6) 1549-1569 doi:10.3749/canmin.49.6.1549 | Journal (article/letter/editorial) | | TRANSITION ZONE AT OUEN ISLAND, NEW CALEDONIA OPHIOLITE JosĂ© MarĂa GONZĂLEZ-JIMĂNEZ§ ARC Centre of Excellence...chromian spinel from podiform chromitites in other ophiolite complexes. The chromitites are strongly enriched...with the PGM; they include NiâCuâFe sulfides (pentlandite, millerite, heazlewoodite, chalcopyrite and bornite)...and crust sequences of the New Caledonia ophiolite complex. The distribution, morphology and composition... mantleâcrust transition zone, New Caledonia Ophiolite, Ouen Island. Sommaire Des chromitites, sous |  | | Journal (article/letter/editorial) | | 15771, Greece Department of Geology and Geoenvironment, University of Athens, Athens 15784, Greece Received...available online 24 December 2008 Abstract In ophiolite complexes and Ural/Alaskan-type intrusions the...minerals (PGM) associated with Ural/Alaskan-type and ophiolite complexes we suggest the application of the Arrhenius...grains in many maïŹcâultramaïŹc complexes, including ophiolite, and Ural/Alaskan-type complexes (Talkington et...who have studied platinumâPGM from the Bushveld complex agree that the grain sizes of the PGM are much |  | Uysal, Ibrahim, Akmaz, Recep Melih, Kapsiotis, Argyrios, Demir, Yılmaz, Saka, Samet, Avcı, Erdi, MĂŒller, Dirk (2015) Genesis and geodynamic significance of chromitites from the Orhaneli and Harmancık ophiolites (Bursa, NW Turkey) as evidenced by mineralogical and compositional data. Ore Geology Reviews, 65. 26-41 doi:10.1016/j.oregeorev.2014.08.006 | Journal (article/letter/editorial) | | Platinum-group mineral Platinum-group element Chromitite Ophiolite Turkey a b s t r a c t Chromitites from Orhaneli...one chromitite sample (BO13B) from the Orhaneli ophiolite contains magnesiochromite with relatively low...83 and 169 ppb, two samples from the Orhaneli ophiolite show enrichments in total PGE (up to 500 ppb)...hollingworthite, native osmium and iridium. Millerite and pentlandite represent the most abundant primary base-metal...the crustâmantle transition zone of numerous ophiolite complexes. They are commonly thought to represent |  | Grieco, Giovanni, Bussolesi, Micol, Eslami, Alireza, Gentile, Andrea, Cavallo, Alessandro, Lian, Dongyang, Yang, Jingsui, Ghaseminejad, Farhad (2020) Differential platinum group elements (PGE) re-mobilization at low fS2 in Abdasht and Soghan mafic-ultramafic complexes (Southern Iran). Lithos, 366. 105523pp. doi:10.1016/j.lithos.2020.105523 | Journal (article/letter/editorial) | | as inclusions within chromites. Primary BMM (pentlandite and bornite) within the silicate matrix are poorly...between 75 and 100%. Keywords: Abdasht-Soghan complex, chromitites, platinum-group elements, platinum-group...chromitite deposits. f 2.1. Abdasht complex oo Abdasht complex, that extends for 7Ă5 km in NâS and...the most abundant rock type exposed within the complex e- (Najafzadeh and Ahmadipour, 2016). Dunites...are several chromitite ore bodies in the Abdasht complex al that follow three distinct pseudo-stratigraphic |  | | Journal (article/letter/editorial) | | Voidolakkos and Xerolivado mines, Vourinos ophiolite complex, Greece: implications for deformation-induced...Panepistimiopolis of Rion, University of Patras, Patras, Greece 2 Department of Earth Sciences and Geological Engineering... located in the Vourinos ophiolite complex, northwestern continental Greece, were re-investigated with...chromitites; deformation; metamorphism; ophiolites; NW Greece 1. INTRODUCTION Almost monomineralic, chromian...Voidolakkos and Xerolivado, Vourinos ophiolite complex, Greece. The morphological and structural mode |  | GonzĂĄlez-JimĂ©nez, J.M., Proenza, J.A., Gervilla, F., Melgarejo, J.C., Blanco-Moreno, J.A., Ruiz-SĂĄnchez, R., Griffin, W.L. (2011) High-Cr and high-Al chromitites from the Sagua de TĂĄnamo district, MayarĂ-Cristal ophiolitic massif (eastern Cuba): Constraints on their origin from mineralogy and geochemistry of chromian spinel and platinum-group elements. Lithos, 125 (1) 101-121 doi:10.1016/j.lithos.2011.01.016 | Journal (article/letter/editorial) | | mantle harzburgite section of the MayarĂ-Cristal ophiolite massif and, in the mantleâcrust transition zone...Geological setting and chromitite The Northern Cuban Ophiolite Belt comprises a set of strongly faulted ultramaïŹc...[Blanco-Quintero et al., 2011]). The ophiolite and the metamorphic complex have been thrust over Cretaceous...Fonseca et al. (1985) have described a sheeted-dyke complex in the northwestern part of the body, but Marchesi...et al. (2006) argue that this is a subvolcanic complex made up of massive microgabbros in tectonic contact |  | | Journal (article/letter/editorial) | | Chromitites and PGE Mineralization in the Ulan-Sarâdag Ophiolite (East Sayan, Russia) Olga N. Kiseleva 1, *, Evgeniya...mineralization (PGM) of the Ulan-Sarâdag ophiolite (USO), located in the Central Asian Fold Belt (East Sayan). Three...of the evolution of the Ulan-Sarâdag ophiolite. Keywords: ophiolite; chromitites; PGE mineralogy; geodynamic...chromitites are associated with restite peridotites in ophiolite complexes [1â5]. The concentration, platinum-group...initial melt composition and geodynamic setting of ophiolite formations [14â22]. The use of an olivineâchrome |  | Zaccarini, Federica, Proenza, Joaquin A., Rudashevsky, Nikolay S., Cabri, Louis J., Garuti, Giorgio, Rudashevsky, Vladimir N., Melgarejo, Joan C., Lewis, John F., Longo, Francisco, Bakker, Ronald J., Stanley, Chris J. (2009) The Loma Peguera ophiolitic chromitite (Central Dominican Republic): a source of new platinum group minerals (PGM) species. Neues Jahrbuch fĂŒr Mineralogie - Abhandlungen, 185 (3) 335-349 doi:10.1127/0077-7757/2009/0127 | Journal (article/letter/editorial) | | 2009 The Loma Peguera ophiolitic chromitite (Central Dominican Republic): a source of new platinum group...words: platinum group minerals, chromitites, ophiolite, Loma Peguera, Dominican Republic. Introduction...Zaccarini et al. Fig. 1. Geological map of south-central part of the Loma Caribe peridotite showing the...from the Loma Peguera peridotite, located in the central part of Dominican Republic (Fig. 1), which forms...Os,Ir,Co)2S and Rh,Ni,As. Several grains of pentlandite rimmed by awaruite have been also identiïŹed. |  | | Journal (article/letter/editorial) | | and associated rocks from the Abdasht ultramafic complex, Kerman, Southeastern Iran Ali Reza Najafzadeh...and associated rocks from the Abdasht ultramaïŹc complex, Kerman, Southeastern Iran, Ore Geology Reviews...and associated rocks from the Abdasht ultramafic complex, Kerman, Southeastern Iran IP Department of geology...IRAN Abstract D The Abdasht complex is a major ultramafic complex in south-east Iran TE (Esfandagheh...of chromitites and peridotites of the Abdasht complex which reflects crystallization under low oxygen |  | Idrus, Arifudin, Zaccarini, Federica, Garuti, Giorgio, Wijaya, I, Swamidharma, Yoseph, Bauer, Christoph (2022) Origin of Podiform Chromitites in the Sebuku Island Ophiolite (South Kalimantan, Indonesia): Constraints from Chromite Composition and PGE Mineralogy. Minerals, 12 (8) 974 doi:10.3390/min12080974 | Journal (article/letter/editorial) | | of Podiform Chromitites in the Sebuku Island Ophiolite (South Kalimantan, Indonesia): Constraints from...of Podiform Chromitites in the Sebuku Island Ophiolite (South Kalimantan, Indonesia): Constraints from...podiform chromitites in the JurassicâCretaceous ophiolite of Sebuku Island (South Kalimantan, Indonesia)...Besides laurite, the high-Al chromitite contains a complex assemblage of secondary PGM (Pt-Fe, garutiite,...Keywords: chromitite; platinum group minerals; ophiolite; Sebuku Island; Borneo; Indonesia Published: |  | | Book | | and Memory of Dr. Demetrios G. Eliopoulos, IGME (Greece) Edited by Maria Economou-Eliopoulos, Federica...and Memory of Dr. Demetrios G. Eliopoulos, IGME (Greece) Special Issue Editors Maria Economou-Eliopoulos...Athens University of Leoben University of Leoben Greece Austria Austria Editorial OfïŹce MDPI St. Alban-Anlage...from the Podiform Chromitite of the Othrys Ophiolite, Greece Reprinted from: Minerals 2020, 10, 245, doi:10...Phosphide from the Chromitite of the Othrys Ophiolite, Greece Reprinted from: Minerals 2020, 10, 131, doi:10 |  | | Book | | tpa/d SIC SUC USGS/USBM Bushveld Igneous Complex Complex Department of Mines and Geology Department...annum/day Sudbury/Stillwater Igneous Complex Sukinda Ultramafic Complex United States Geological Survey/...Millerite 1.3.2.2 Niccolite or Nickeline 1.3.2.3 Pentlandite 1.3.2.4 Pyrrhotite 1.3.3 Minerals of Chromium...(CoAsS), and Loellingite (FeAs2)], sulfur {e.g., [Pentlandite (FeNi)9S8], and Molybdenite (MoS2)}, carbon,...colored compounds, and an ability to form stable complex ions. The electrons they use to combine with other |  | Zhou, Mei-Fu, Robinson, Paul T., Su, Ben-Xun, Gao, Jian-Feng, Li, Jian-Wei, Yang, Jing-Sui, Malpas, John (2014) Compositions of chromite, associated minerals, and parental magmas of podiform chromite deposits: The role of slab contamination of asthenospheric melts in suprasubduction zone environments. Gondwana Research, 26 (1) 262-283 doi:10.1016/j.gr.2013.12.011 | Journal (article/letter/editorial) | | Chromites of the mantle sequence of the Luobusa ophiolite SC 3. Platinum group minerals and platinum group...minerals, Melt/rock interaction, Slab contamination, Ophiolite, SSZ environments ACCEPTED MANUSCRIPT 1. Introduction...bodies that occur within mantle peridotites of ophiolite complexes (Thayer, 1964; 1969; Dickey, 1975)....the MA Acoje and Coto massifs of the Zambales ophiolite in the Philippines (Yumul et al., 2003) and the...and Mayari-Cristal massifs of the Moa-Mayari ophiolite in Cuba ED (Proenza et al., 1999; Zhou et al |  | GonzĂĄlez-JimĂ©nez, JosĂ© M., Barra, Fernando, Garrido, Leonardo N.F., Reich, Martin, Satsukawa, Takako, Romero, Rurik, Salazar, Eduardo, ColĂĄs, Vanessa, Orellana, Felipe, Rabbia, Osvaldo, Plissart, GaĂ«lle, Morata, Diego (2016) A secondary precious and base metal mineralization in chromitites linked to the development of a Paleozoic accretionary complex in Central Chile. Ore Geology Reviews, 78. 14-40 doi:10.1016/j.oregeorev.2016.02.017 | Journal (article/letter/editorial) | | the development of a Paleozoic accretionary complex in Central Chile JosĂ© M. GonzĂĄlez-JimĂ©nez a,â, Fernando...Chromite Serpentinite Metamorphism Accretionary complex a b s t r a c t Platinum-group element (PGE) and...hosted in the Paleozoic Coastal Accretionary Complex of Central Chile. In these ultramaïŹc rocks the mineralization...evolution of the subduction-related accretionary complex. The chromitites contain appreciable amounts of...(Fig. 1a). It is interpreted as an accretionary complex developed at the southwestern margin of Gondwana |  | | Journal (article/letter/editorial) | | SYSTEM TO DATING PLATINUM MINERALIZATION AND OPHIOLITE FORMATION: AN EXAMPLE FROM THE MERATUS MOUNTAINS...mechanical processes, from chromitites of the Meratus ophiolite. Published subduction and emplacement ages and...and biostratigraphy of pelagic sediments of the ophiolite sequence define a minimum age for genesis at a...spreading ridge. However, igneous components of the ophiolite have previously been undateable. Alluvial PGM...well with published age constraints for this ophiolite and we argue that it dates the crystallization |  | | Report (issue) | | ....... 8 3.2 Ultramafic Bodies in the Amsaga Complex .................................................Rocks of the Zednes Suite and Temmimichate Tsabya Complex ........... 43 3.4.2 Paleoproterozoic Mafic-Ultramafic........................... 49 3.5 Ophiolite of the Gorgol Noir Complex in the Southern Mauritanides .....horizons.Natural profiles tend to be much more complex, containing variable sequences of any or all of...(RTP), and analytic signal maps over the Amsaga Complex. A, Shaded-relief of digital elevation model and | | | Report (issue) | | ....... 8 3.2 Ultramafic Bodies in the Amsaga Complex .................................................Rocks of the Zednes Suite and Temmimichate Tsabya Complex ........... 43 3.4.2 Paleoproterozoic Mafic-Ultramafic........................... 49 3.5 Ophiolite of the Gorgol Noir Complex in the Southern Mauritanides .....horizons.Natural profiles tend to be much more complex, containing variable sequences of any or all of...(RTP), and analytic signal maps over the Amsaga Complex. A, Shaded-relief of digital elevation model and |
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