 | | Journal (article/letter/editorial) | | Ophiolite Chromitites from the Dobromirtsi Massif, Rhodope Mountains (Bulgaria) José María González-Jiménez...Institute, Bulgarian Academy of Sciences, Sofia, Bulgaria and 3Departament de Cristal·lografia, Mineralogia...Abstract The Dobromirtsi Ultramafic Massif, located in the Rhodope Mountains (SE Bulgaria), is a portion...other ophiolite chromitites, those found in Dobromirtsi carry abundant platinum-group minerals (PGM)...(PGE) concentrations and PGM mineralogy in the Dobromirtsi chromitites were studied to a limited extent |  | Gervilla, F., Padrón-Navarta, J. A., Kerestedjian, T., Sergeeva, I., González-Jiménez, J. M., Fanlo, I. (2012) Formation of ferrian chromite in podiform chromitites from the Golyamo Kamenyane serpentinite, Eastern Rhodopes, SE Bulgaria: a two-stage process. Contributions to Mineralogy and Petrology, 164 (4) 643-657 doi:10.1007/s00410-012-0763-3 | Journal (article/letter/editorial) | | Golyamo Kamenyane serpentinite, Eastern Rhodopes, SE Bulgaria: a two-stage process F. Gervilla • J. A. Padrón-Navarta...of the Eastern Rhodope Metamorphic Complex, SE Bulgaria. It consists of metaharzburgite and metadunite...Institute, 24 Georgi Bonchev Str., 1113 Sofia, Bulgaria J. M. González-Jiménez ARC National Key Centre...metamorphosed ophiolite complex located in SE Bulgaria. The results are discussed in terms of a two-stage...Eastern Rhodopes crystalline massif, in south Bulgaria (Kolcheva et al. 2000; Haydoutov et al. 2004; |  | Colás, Vanessa, Padrón-Navarta, José Alberto, González-Jiménez, José María, Fanlo, Isabel, López Sánchez-Vizcaíno, Vicente, Gervilla, Fernado, Castroviejo, Ricardo (2017) The role of silica in the hydrous metamorphism of chromite. Ore Geology Reviews, 90. 274-286 doi:10.1016/j.oregeorev.2017.02.025 | Journal (article/letter/editorial) | | chromite) is stable instead of chromite+chlorite+brucite at progressive higher µSiO2 but lower µMgO. Our...that the stable assemblage is chlorite+chromite+brucite+(diaspore) (Gervilla et al., 2012; Barra et al...González-Jiménez et al., 2015; 2016). However, brucite is commonly absent in many chromite-bearing serpentinized...Frost et al. (2013) showed that the stability of brucite during serpentinization might not only depend on...thermodynamic approach able to explain the absence of brucite in metamorphosed chromitites. The refined thermodynamic |  | González-Jiménez, José M., Reich, Martin, Camprubí, Antoni, Gervilla, Fernando, Griffin, William L., Colás, Vanessa, O’Reilly, Suzanne Y., Proenza, Joaquín A., Pearson, Norman J., Centeno-García, Elena (2015) Thermal metamorphism of mantle chromites and the stability of noble-metal nanoparticles. Contributions to Mineralogy and Petrology, 170 (2) doi:10.1007/s00410-015-1169-9 | Journal (article/letter/editorial) | | and lower Mg# in equilibrium with clinochlore, brucite and diaspore, depending on pressure and temperature...of silica in the system can explain the lack of brucite in the host-rock metamorphic assemblage (Frost...Golyamo Kamenyane serpentinite, Eastern Rhodopes, SE Bulgaria: a two-stage process. Contrib Miner Petrol 164:643–657...chromite ores from the Dobromirtsi ultramafic massif, Rhodope mountains (SE Bulgaria). Geol Acta 7:413–429...ophiolite chromitites from the Dobromirtsi massif, Rhodope Mountains (SE Bulgaria). Res Geol 60(4):315–334 |  | 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) | | Setting The Haji Abad-Esfandagheh district of Kerman province, Southern Iran, is located in a very tectonically...correlated to the degree of Fe-chromitization. Brucite and Mg-Fe-hydroxides are sometimes present and...fractures and cracks of chromite grains in the Dobromirtsi chromitites to the percolation of altering fluids...Ophiolite Chromitites from the Dobromirtsi Massif, Rhodope Mountains (Bulgaria). Resource geology, 60(4),...a late brucite vein. Abbreviations: Cr-chl = Cr-chlorite, Fe-Chr = Fe-chromite, Brc = brucite. Fig. 3 |  | | Journal (article/letter/editorial) | | consist of serpentine minerals (>90 of the rock), brucite, chlorite, tremolite, talc, opaque minerals and...sparse crystals, patches and fine aggregates. Brucite appears as platy or fibrous crystals intermixed...chromite ores from the Dobromirtsi ultramafic Massif, Rhodope Mountains (SE Bulgaria). Geologica Acta, 7 |  | Colás, Vanessa, González-Jiménez, José María, Camprubí, Antoni, Proenza, Joaquín A., Griffin, William L., Fanlo, Isabel, O’Reilly, Suzanne Y., Gervilla, Fernando, González-Partida, Eduardo (2019) A reappraisal of the metamorphic history of the Tehuitzingo chromitite, Puebla state, Mexico. International Geology Review, 61 (14) 1706-1727 doi:10.1080/00206814.2018.1542633 | Journal (article/letter/editorial) | | abbreviations after Whitney and Evans (2010) where Brc: brucite, Chl: chlorite, Chr: chromite, Dsp: diaspore, and...and Tlc: talc. INTERNATIONAL GEOLOGY REVIEW brucite (e.g. Frost and Beard 2007; Jöns et al. 2010; Frost...et al. 2013). It is consistent with the lack of brucite in the chromitites containing zoned chromites at...metamorphism of chromitite bodies at Eastern Rhodopes (Bulgaria Gervilla et al. 2012; Colás et al. 2014), Tapo...González-Jiménez et al. 2016), Eastern Rhodope (Bulgaria, Gervilla et al. 2012; Colás et al. 2014), and |  | Barra, Fernando, Gervilla, Fernando, Hernández, Elkin, Reich, Martin, Padrón-Navarta, José Alberto, González-Jiménez, José Maria (2014) Alteration patterns of chromian spinels from La Cabaña peridotite, south-central Chile. Mineralogy and Petrology, 108 (6) 819-836 doi:10.1007/s00710-014-0335-5 | Journal (article/letter/editorial) | | based on studies of podiform chromitites from Bulgaria, suggested that the alteration of chromite occurs...which can be incorporated in serpentine minerals, brucite or opaque phases, mainly magnetite. However, the...example in Cr-spinels from Golyamo Kamenyane, Bulgaria (Gervilla et al. 2012). Later on, as ferrian chromite...golyamo kamenyane serpentinite, eastern rhodopes, SE Bulgaria: a two-stage process. Contrib Mineral Petrol 164:643–657...chromite ores from the Dobromirtsi Ultramafic Massif, Rhodope Mountains (SE Bulgaria). Geol Acta 7:413–429 |  | | Journal (article/letter/editorial) | | carbonate minerals (magnesite and dolomite), ur brucite and rare relicts of primary mantle minerals (olivine...(Fig. 3a), sparse crystals, and fine aggregates. Brucite appears as platy (Fig. 3h) or Jo veinlets as...chromite ores from the Dobromirtsi ultramafic Massif, Rhodope Mountains (SE Bulgaria). Geologica Acta 7,...along ro rims and cracks, (h) Platy crystal of brucite intermixed with serpentine minerals, (i) fresh |  | | Journal (article/letter/editorial) | | D’Antonio, M., Kristensen, M.B. 2004. Serpentine and brucite of ultramafic clasts from the South Chamorro Seamount...chromite ores from the Dobromirtsi Ultramafic Massif, Rhodope Mountains (SE Bulgaria). Geologica Acta 7, |  | | Journal (article/letter/editorial) | | chrysotile, lizardite, magnesite, talc, chlorite, brucite, and magnetite (quantitative mineral identification...fine-grained matrix associated with carbonates. Brucite appears as platy or fibrous crystals intermixed...chromite ores from the Dobromirtsi Ultramafic Massif, Rhodope Mountains (SE Bulgaria). Geologica Acta, 7...Cürek-Divriği in Sivas province and at Güvenç, Karakuz Hekimhan in Malatya province, Central East Turkey |  | Hodel, F., Macouin, M., Triantafyllou, A., Carlut, J., Berger, J., Rousse, S., Ennih, N., Trindade, R.I.F. (2017) Unusual massive magnetite veins and highly altered Cr-spinels as relics of a Cl-rich acidic hydrothermal event in Neoproterozoic serpentinites (Bou Azzer ophiolite, Anti-Atlas, Morocco) Precambrian Research, 300. 151-167 doi:10.1016/j.precamres.2017.08.005 | Journal (article/letter/editorial) | | could also open fractures where serpentine and/or brucite precipitate in association with magnetite forming...petrographic observations and XRD analysis (Fig. 3). Brucite was not identified. Chrysotile essentially occurs...The abundance of magnetite and the absence of brucite in the Aït Ahmane serpentinites attests that oceanic...Chromite Ores from the Dobromirtsi Ultramafic Massif, Rhodope Mountains (SE Bulgaria). Geol. Acta 7, 413–429 |  | González-Jiménez, José M., Barra, Fernando, Garrido, Leonardo N.F., Reich, Martin, Satsukawa, Takako, Romero, Rurik, Salazar, Eduardo, Colás, Vanessa, Orellana, Felipe, Rabbia, Osvaldo, Plissart, Gaëlle, 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) | | calculations are pure phases (i.e., diaspore and brucite). From this new modelling it can be seen that the...Golyamo Kamenyane serpentinite, Eastern Rhodopes, SE Bulgaria: a two-stage process. Contrib. Mineral. Petrol...ophiolite chromitites from the Dobromirtsi Massif, Rhodope Mountains (Bulgaria). Res. Geol. 60, 315–334. http://dx...insights from chromite from Golyamo Kamneyane, SE Bulgaria. Lithos 228–229, 78–89. Schirra, W. 1991. Die...chromitites from the Eastem Rhodope Ultramafic Complex, Bulgaria. Mineral. Petrol. 44, 73–87. Testafaye, F., Taskinen |  | | Journal (article/letter/editorial) | | synchroneity of the Central Atlantic magmatic province (CAMP; c. 201 Ma) and the Deccan Traps (c. 66...dykes and sills of the Central Atlantic magmatic province (CAMP) were intruded between 202 and 195 Ma in...the vicinity of the Catanda village, Kwanza Sul province, Angola. Carbonatitic lava flows and pyroclastic...hillebrandite, foshagite. Other products (i.e. Ca-garnet, brucite, monticellite) were also detected together with...90ies is applied here for Limousin (France) Au province exploited during Gaul times. The Gaul mining in |  | | Book | | and other mafic rocks of the Siberian flood basalt province. Econ. Geol. 2000, 95, 1701–1717. [CrossRef] Burns...Mo–Ni–PGE–Au black shales (Zunyi region, Guizhou Province, China): Results from LA-ICPMS study. Eur. J....in a placer from Laut, Banjar, South Kalimantan Province, Borneo, Indonesia [1]. Laurite is a common constituent...is located in the central part of the Transvaal province, north of Pretoria, South Africa (Figure 1A),...Rhodope: A new ultrahigh-pressure metamorphic province established. Earth Planet. Sci. Lett. 2001, 192 |  | | Report (volume) | | basalts in the central Emeisihan Large Igneous Province, SW China. Chem Geol 262:246–261 Stewart AJ, Westrenen...chromitite formation in the Mackenzie large igneous province. Lithos 182–183:242–258, doi:10.1016/j.lithos...elements of Late Permian coals from western Guizhou Province, SW China. Int J Coal Geol 75:189 Qi L, Gregoire...g., Massif Central, Central European Volcanic Province; Harvey et al. 2010), the IPGE and Os isotopes...melnoite and kimberlite from the Eastern Goldfields Province, Yilgarn Craton. Lithos 76:519–533 Gréau Y, Alard |  | | Conference Proceedings (Volume) | | diversity in chromitites from Eastern Rhodopes (SE Bulgaria): petrogenesis and tectonic implications .......ore-bearing intrusions in the Emeishan large igneous province ......................................... 975...superdomain: a new metallotect within the Superior Province ................................................two orebodies in the Jinchuan intrusion, Gansu province, NW China . . ....................... 1032 ...hydrothermal breccia gold deposit, Taibai County, Shaanxi Province, China ...................................... |
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