 | | Report (chapter) | | April 11, 2016 Petrology and evolution of the Brezovica ultramafic massif, Serbia B. A . B A Z Y L E V...tectonomagmatic history of ultramafic rocks in the Brezovica massif (Serbia) involved two separate magmatic...level (25-28 kin). In its present position the Brezovica massif has been interpreted as a relic of a suprasubduction-type...ocean basin. During eastward emplacement of the Brezovica massif over the underlying olistostrome, the ultramafic...is still unclear (Karamata & Krstic 1996). The Brezovica ultramafic massif is situated within this zone |  | | Journal (article/letter/editorial) | | JURASSIC AGE OF METAMORPHISM AT THE BASE OF THE BREZOVICA PERIDOTITE (YUGOSLAVIA) MARTIN OKRUSCH, EBERHARD...from the metamorphic sequence at the base of the Brezovica peridotite were dated by the K-Ar method. Two...to Upper Jurassic times. If one interprets the Brezovica sequence as a dynamo-thermal aureole, the cooling...The metamorphic sequence at the base o f the Brezovica peridotite is currently regarded as one o f the...uninfluenced Fig. 1. Geological map of the area west of Brezovica after Karamata [ 14]. Inset map: ophiolites (black) |  | Borojević Šoštarić, S., Palinkaš, A.L., Neubauer, F., Cvetković, V., Bernroider, M., Genser, J. (2014) The origin and age of the metamorphic sole from the Rogozna Mts., Western Vardar Belt: New evidence for the one-ocean model for the Balkan ophiolites. Lithos, 192. 39-55 doi:10.1016/j.lithos.2014.01.011 | Journal (article/letter/editorial) | | surrounded by Al- and Mg-poor ferrit chromite. The occurrence of ferrit chromite is related to earlier, amphibolite...chlorite, epidote–clinozoisite, talc, and chromite and ferrit chromite were calculated on the basis of 23 O...of talc and chlorite interstratified with talc, chromite, and subordinate amounts of ilmenite and Fe-oxide...between 0.55 and 0.94 and brownish in color. Primary chromite grains, up to 1.8 × 0.6 mm, exhibit alteration...Homogenous cores are surrounded by Aland Mg-poor ferrit-chromite (Fig. 6d), followed by magnetite and occasionally |  | | Journal (article/letter/editorial) | | Cornwall, luxullianite, 441; 442 Scar Crag, Lake District, arsenopyrite, alloclase, glaucodot, cobaltian...chalcanthite, quartz, coppite, frigidite, 99 Jugoslavia Brezovica, howieite, 363 Greece Crete, ferrocarpholite,...'hauchecornite', 875 Verkhne Dnieprovsk, Ekaterinoslav District, Ukraine, iron meteorite, I49 Turkey (Ttirkiye)...175 Swat, Kohistan, pyroxenes, i75 Topsin, Swat district, blueschist rocks, 941 India Bombay. Nasik and... cobaltian violarite, polydymite, 737 Mashaba chromite mine. chromites, 'nephrite', 8I I South-West Africa |  | | Journal (article/letter/editorial) | | at a small angle to the 150 foliation. 151 Chromite mines have been mapped in the south of the Krivaja...values 651 compared to Mirdita, Tuzinje and Brezovica. NU SC RI 646 The same groups are also identifiable...subcontinental affinity, the Eastern Mirdita and Brezovica mas- 680 sifs have been linked to a supra-subduction...comparison, cpx from the suprasubduction-related Brezovica massif have 750 U-shaped patterns with significantly... G. S., 2003. Petrology and evolution of the Brezovica ultramafic massif, Serbia. Geological Society |  | Bazylev, B.A., Popević, A., Karamata, S., Kononkova, N.N., Simakin, S.G., Olujić, J., Vujnović, L., Memović, E. (2009) Mantle peridotites from the Dinaridic ophiolite belt and the Vardar zone western belt, central Balkan: A petrological comparison. Lithos, 108 (1) 37-71 doi:10.1016/j.lithos.2008.09.011 | Journal (article/letter/editorial) | | massifs) and depleted harzburgite (Tuzinje and Brezovica massifs); both probably originated in a suprasubduction...of ultramafic rocks was published only for the Brezovica massif (Bazylev et al., 2003). Because of this...Bistrica, 13 — Sjenički Ozren, 14 — Tuzinje, 15 — Brezovica. B.A. Bazylev et al. / Lithos 108 (2009) 37–71...reported separately below. Chromitite veins and chromite segregations have been recognised within the dunites...tremolite with 1.7 wt.% of Al2O3 (sample TZ-3). The Brezovica ultramafic massif, which is located to the south |  | | Journal (article/letter/editorial) | | 363 -381 Platinum-group element distribution in chromite ores from ophiolite complexes: implications for...platinum-group element (PGE) and gold concentrations in chromite ores are generally low, ranging from less than...the chromitite major element composition and the chromite potential of the ophiolite complexes. The contents...valuable information for the evaluation of the chromite potential in ophiolite complexes. The most promising...melting in the mantle source contain only one chromite ore type (the other type being only in small proportion) |  | | Journal (article/letter/editorial) | | s in chromite, adjustment of chromite-arsenide boundaries during recrystallization of chromite above...and constant ratios of chromite to arsenidessuggestcrystallization of chromite-niccoliterocks from immiscible...Occludedcordierite and chromite-niccolitechain textures along contactsof cordierite and chromite-niccoliterocks...schlieren, and unusually high partition of V and Zn in chromite suggest liquid immiscibility of a silicate and...unmixed again in chromite-rich and arsenide-richfractions before consolidatingas chromite-niccoliterocks |  | | Journal (article/letter/editorial) | | — Bistrica; Bo — Borja; Bv — Borovnica; Br — Brezovica; Bq — Bulqiza; Ča — Čavka; Če — Čevljanovići;...the sequence (Pamić and Desmons, 1989). Small chromite layers and lenses occur in dunite layers, or lenses...section, and some also have metamorphic soles (e.g. Brezovica). Large masses of diabase are well exposed in...allowing spinel to be replaced by plagioclase-chromite (Popević, 1985a,b). Alternatively, the plagioclase...composed of depleted spinel harzburgite (i.e. Brezovica and Tuzinje massifs) and may also include ultramafic |  | Liipo, J., Vuollo, J., Nykänen, V., Piirainen, T., Pekkarinen, L., Tuokko, I. (1995) Chromites from the early Proterozoic Outokumpu-Jormua Ophiolite Belt: a comparison with chromites from Mesozoic ophiolites. Lithos, 36 (1) 15-27 doi:10.1016/0024-4937(95)00002-w | Journal (article/letter/editorial) | | their primary magmatic origin. Unaltered, primary chromite can be used as a petrogenetic indicator, as systematic...systematic relationships exist between chromite chemistry and chemical zoning, bulk-rock composition or...Irvine, 1967; Sack and Ghiorso, 1991). Studies of chromite composition have mainly been limited to Mesozoic...of Mesozoic age and to prove the usefulness of chromite studies in the case of Proterozoic ultramafic...soapstones in which all the primary minerals except chromite have been almost entirely replaced. As the ophiolitic |  | Gartzos, E., Dietrich, V.J., Migiros, G., Serelis, K., Lymperopoulou, Th. (2009) The origin of amphibolites from metamorphic soles beneath the ultramafic ophiolites in Evia and Lesvos (Greece) and their geotectonic implication. Lithos, 108 (1) 224-242 doi:10.1016/j.lithos.2008.09.013 | Journal (article/letter/editorial) | | Argolis, AC = Attico-Cyclades, Alb = Albanian, BR = Brezovica, EVIA, G = Guevgueli, Mir = Mirdita, LESVOS, O...1997; Pamić, 1997; Pamić and Tomljenović, 2002), Brezovica (Karamata, 1968; Okrusch et al., 1978; Robertson...depleted lherzolites, patches of dunites with chromite ore bodies, and a few occurrences of layered gabbros...contact metamorphic aureole, similar to that in the Brezovica Ophiolite complex (Karamata, 1968, 1985) has been...Zakariadze, G.S., 2003. Petrology and evolution of the Brezovica ultramafic massif, Serbia. In: Dilek, Y., Robinson |  | | Book | | 314 Strata-Bound Intrusive Deposits Genesis of Chromite in Yugoslavian Peridotite. S$. Grafenauer. Wate...et al.: Copper deposits of Olemko-Witimskoi district. Moscow: Borodaewskaia, M.B.: Relation of polymetallic...problem of origin of sulfide ores of Smeinogorsk district, Rudnogo Altaja. Geol. Ore Deposits 6 (in Russian)...(1970) Scherba, G.N.: Geology of Leninogorskogo ore district. In: The Polymetallic Ore Deposits of Rudnogo... A.M.: Ore deposits of the Rio Tinto (Huelva) district, Spain. Econ. Geol. 22, 569-614 (1927) Bernard |  | | Journal (article/letter/editorial) | | and Ba (84 µg·g−1) and the presence of relict chromite (Cr#[= Cr/ (Cr + Al)] ~ 0.34) strongly suggest...talc–phengite assemblage in piemontite schist from Brezovica, Serbia, Yugoslavia. Journal of Petrology, 17 |  | | Journal (issue) | | Metal district; IBP – Iberian Pyrite Belt; PK – Polish Kupferschiefer; Ba – Balkan mining district. industrial...nickel from these lateritic deposits of Greece, Kosovo and Macedonia was 39,100 tons in 2010 (www.euromines...Fennoscandian shield are the most significant suppliers of chromite for the European steel industry, whereas the other...other important occurrences of magmatic chromite ores are related to the obducted ophiolites of Mesosoic...Aitik porphyry copper deposit in the Skellefte district of Sweden, with 710 million tons of reserves and |  | | Journal (article/letter/editorial) | | well-developed ophiolite sequence and the significant chromite deposits. The ophiolite rocks of Vourinos are...Vourinos; KR: Krivaja-Konjuh; Z. Zlatibor; B: Brezovica. Numbers in gray refer to SHRIMP-data (S) obtained...Lovric, A., 1978. The age of metamorphic rocks of Brezovica and its importance for the explanation of ophiolite |  | | Journal (article/letter/editorial) | | northern Albania and their northward continuation into Kosovo and Serbia, and the Dinaric ophiolites in Bosnia...Kukesi, Lura) are made of harzburgites with major chromite deposits (Hoxha and Boullier, 1995; Nicolas et...harzburgite–dunite interlayers, and dunite with extensive chromite deposits. The harzburgites are composed of olivine...orthopyroxene, and interstitial clinopyroxene. The chromite lenses and bands within the dunites are intensely...Zakariadze, G.S., 2003. Petrology and evolution of the Brezovica ultramafic massif, Serbia. In: Dilek, Y., Robinson |  | | Journal (issue) | | treatment of gemstones, and the minerals of the Mogok district. Priced at $129 plus shipping, and clearly worth...calderitic garnet and cummingtonite in metachert at Brezovica, Serbia, where samples span the range from Mn-rich...RAMAN study ofa few minerals from the Helvetia district. l thought it was unusual because it was reported...often called the Longvale quarry, laytonvllle district, Mendocino Co., California, containing zussmanlte...minerals from the Franciscan ofthe Laytonville district, Mendocino Co., California. American Mineralogist |  | | Book (volume) | | Dinaric metallogenic province The western Macedonian district Iron ore deposits . Manganese ore deposits Molybdenum...Osogovo—Ograzden ore district The West Rhodope ore district The East Rhodope ore district The Srednogorié...Sofia ore district The Panagyurishté ore district The Yambol ore district . The Burgas ore district The Malko...Malko Tirnovo ore district structiralemersllogents The _ Kraishtide zone 189 xi The Balkan structural—metallogenic...Chiprovtsi—Martinovo ore district The Sedmochislenitsi ore district The Troyan ore district . The Moesian st |  | | Journal (article/letter/editorial) | | Zakariadze GS (2003) Petrology and evolution of the Brezovica ultramafic massif, Serbia. In: Dilek Y, Robinson...L (2012) Melt/mantle mixing produces podiform chromite deposits in ophiolites: implications of Re–Os...(1997) Origin and tectonic setting of podiform chromite deposit. Econ Geol 92:259–262 Zhou MF, Malpas |  | | Journal (article/letter/editorial) | | Croatia, Serbia, Bosnia – Herzegovina, (including Kosovo and Montenegro), Albania, Macedonia (Skopje), Greece...MOR-type ophiolites (Capedri et al., 1980). Also, chromite is sparse in contrast to the SSZ-type Vourinos...northwest from the Albanian ophiolites, within Kosovo and Serbia, large ophiolite thrust sheets are mainly...being preserved in the more easterly units (e.g. Brezovica ophiolite; Fig. 1). Ophiolitic blocks within associated...cumulates with intrusive dunite lenses and associated chromite occur together with slices of tectonic melange |  | Stouraiti, Christina, Pantziris, Iakovos, Vasilatos, Charalampos, Kanellopoulos, Christos, Mitropoulos, Panagiotis, Pomonis, Panagiotis, Moritz, Robert, Chiaradia, Massimo (2017) Ophiolitic Remnants from the Upper and Intermediate Structural Unit of the Attic-Cycladic Crystalline Belt (Aegean, Greece): Fingerprinting Geochemical Affinities of Magmatic Precursors. Geosciences, 7 (1) 14 doi:10.3390/geosciences7010014 | Journal (article/letter/editorial) | | after [7,8]. Abbreviations: Alb = Albanian, BR = Brezovica, G = Guevgueli, Mir = Mirdita modified after [7...[7,8]. Abbreviations: Alb = Albanian, BR = Brezovica, G = Guevgueli, Mir = Mirdita (Albania), O = Othris...lizardite, with subordinate amounts of carbonates, chromite, magnetite, magnesite, talc, tremolite, and chlorite |  | | Journal (article/letter/editorial) | | 191 0.807 0.002 magnetite jacobsite hercynite chromite ulvospinel 0.980 0.002 0.006 0.006 0.003 Spr...metamorphic rocks around the ultramafic mass of Brezovica (Serbia, Yugoslavia). 23rd Int Geol Congr 1: 197 |  | | Journal (article/letter/editorial) | | tectonized harzburgite and dunite with extensive chromite deposits, as well as ultramafic cumulates including...in the western ophiolites and by more abundant chromite in the harzburgitic peridotites of the eastern...Tropoja, Kukesi, Lura) are harzburgites with major chromite deposits (Nicolas et al., 1999; Hoxha and Boullier...harzburgite and dunite, and dunite with extensive chromite deposits. The harzburgites are composed of olivine...Zakariadze, G.S., 2003. Petrology and evolution of the Brezovica ultramafic massif, Serbia. In: Dilek, Y., Robinson |  | Franceschelli, M., Puxeddu, M., Carcangiu, G., Gattiglio, M., Pannuti, F. (1996) Breccia-hosted manganese-rich minerals of Alpi Apuane, Italy: A marine, redox-generated deposit. Lithos, 37 (4) 309-333 doi:10.1016/0024-4937(95)00026-7 | Journal (article/letter/editorial) | | olivine, microcline, anorthoclase, anorthite, chromite, augite, phlogopite, rhodochrosite and celsian...oxide-carbonate Mn deposits such as those of the Molango district (Mexico, Okita, 1992) Moanda (Gabon), Groote Eylandt...Manganese carbonate mineralization in the Molango District, Mexico. Econ. Geol., 87: 1345-1366. Pandeli,...and Trochim, H.D., 1975. Piemontitschiefer von Brezovica, Sudserbien. Acta Geol., VIII: 251268. Sguazzoni |  | | Journal (article/letter/editorial) | | dunites also contain euhedral chromite. The troctolites contain olivine, chromite, and plagioclase, replaced...silicates. In the Long Ridge Metagabbro, euhedral chromite occurs in dunite and troctolite, whereas green...crystallization sequence was olivine + chromite -• olivine + chromite + plagioclase -» olivine + plagioclase...metamorphic rocks around the ultramafic mass of Brezovica (Serbia, Yugoslavia). 23rd Int. geol. Congr. Prague |
|
