 | Sideridis, Alkiviadis, Koutsovitis, Petros, Tsikouras, Basilios, Karkalis, Christos, Hauzenberger, Christoph, Zaccarini, Federica, Tsitsanis, Pavlos, Lazaratou, Christina, Skliros, Vasilios, Panagiotaras, Dionisios, Papoulis, Dimitrios, Hatzipanagiotou, Konstantin (2022) Pervasive Listwaenitization: The Role of Subducted Sediments within Mantle Wedge, W. Chalkidiki Ophiolites, N. Greece. Minerals, 12 (8) 1000 doi:10.3390/min12081000 | Journal (article/letter/editorial) | | Sediments within Mantle Wedge, W. Chalkidiki Ophiolites, N. Greece Alkiviadis Sideridis 1, * , Petros...Sediments within Mantle Wedge, W. Chalkidiki Ophiolites, N. Greece. Minerals 2022, 12, 1000. https://doi...of Geology, University of Patras, 26504 Patras, Greece Geosciences Programme, Faculty of Science, Universiti...Athens, Panepistimioupoli Zografou, 15784 Athens, Greece NAWI Graz Geocenter, University of Graz, Universitätsplatz...Researcher, Makedonias 21, 63200 Nea Moudania, Greece School of Mining and Metallurgical Engineering |  | | Journal (article/letter/editorial) | | VavdosCryptocrystalline MagnesiteDeposits,Chalkidiki Peninsula, Northern Greece SPYROS G. DABITZIAS Department...belt in the •vestern part of the Chalkidiki peninsula, northern Greece, is characterized by extensive cryptocrystalline...cryptocrystalline magnesite deposits. Within this belt, in the Vavdos area, massive cryptocrystallinemagnesiteveins up...include magnesite,dolomite, chalcedony,quartz and calcite, depositedin that order. A thin layer of mass...powderdiffractometer, the ophiolitecomplexes of Greece;the othertwo are examination,and by an electronmicroprobesimulthe |  | Tzamos, Evangelos, Bussolesi, Micol, Grieco, Giovanni, Marescotti, Pietro, Crispini, Laura, Kasinos, Andreas, Storni, Niccolò, Simeonidis, Konstantinos, Zouboulis, Anastasios (2020) Mineralogy and Geochemistry of Ultramafic Rocks from Rachoni Magnesite Mine, Gerakini (Chalkidiki, Northern Greece) Minerals, 10 (11) 934 doi:10.3390/min10110934 | Journal (article/letter/editorial) | | Rocks from Rachoni Magnesite Mine, Gerakini (Chalkidiki, Northern Greece) Evangelos Tzamos 1,2,3, * ,...Thessaloniki, University Campus, 54124 Thessaloniki, Greece; zoubouli@chem.auth.gr Research & Development Department...Thessaloniki, Greece Ecoresources PC, Giannitson and Santarosa str., 15-17, 54627 Thessaloniki, Greece; simeonidis@ecoresources...C.) Grecian Magnesite SA, Gerakini, 63100 Chalkidiki, Greece; a.kasinos@grecianmagnesite.com Correspondence:...ore-hosting ophiolite of the Gerakini mining area (Chalkidiki, Greece) to investigate the consecutive alteration |  | | Journal (issue) | | ······················•· l 12 THE RUDISIL GOLD MINE OF CHARLOTTE, N. C. BJ' Pele>r Z odM .............an essentially unknown formation, the Alcova of central Wyoming. During the summer Dr. Sharat K. Roy,...of pink to red with what I think is streaks of calcite which although it under cuts when polishing is...buildjng materials. 6½x93/4 , 176 pages. Si1coe Mine Map-A rea: by P. E. Auger. A geological report on...on the area adjacenc to the Siscoe gold mine and an outline of the exploration and development work that |  | Grieco, Giovanni, Cavallo, Alessandro, Marescotti, Pietro, Crispini, Laura, Tzamos, Evangelos, Bussolesi, Micol (2023) The Formation of Magnesite Ores by Reactivation of Dunite Channels as a Key to Their Spatial Association to Chromite Ores in Ophiolites: An Example from Northern Evia, Greece. Minerals, 13 (2) 159 doi:10.3390/min13020159 | Journal (article/letter/editorial) | | Ores in Ophiolites: An Example from Northern Evia, Greece Giovanni Grieco 1 , Alessandro Cavallo 2 , Pietro...Ores in Ophiolites: An Example from Northern Evia, Greece. Minerals 2023, 13, 159. https://doi.org/10.3390/...Giannitson and Santarosa Str. 15-17, 54627 Thessaloniki, Greece Correspondence: micol.bussolesi@unimib.it Abstract:...on magnesite occurrences at Kymasi (Evia Island, Greece), in close spatial association with chromitite...peridotites and in partially carbonated ones [9]. Greece hosts exploitable ophiolite-related magnesite deposits |  | | Journal (article/letter/editorial) | | hot, and modified meteoric water (end-member 1). Calcite veinlets in a meta-argillite of the Cambro-Ordovician...(Braithwaite and Zedef, 1994, 1996b), the travertine (calcite) deposits at Pamukkale, north of Denizli, are developed...hydromagnesite, and dolomite, and at 25°C for calcite. Eighteen hours were allowed for the reaction.... 9.12, and 10.20 for magnesite, dolomite, and calcite, respectively (Rosenbaum and Sheppard, 1986). The...Yugoslavian trend (Fallick et al., 1991). The four calcite samples from veinlets in the Seydisehir argillites |  | | Journal (article/letter/editorial) | | (Russia) Kazachenko et al. (1993) Vavdos area (Chalkidiki peninsula, Greece) Michailidis et al. (1995) Altered...micaschists Beaumont property and Buffalo Ankerite mine (Ontario, Canada) King and Kerrich (1989) Hemlo...3 mm thick) being larger than the dolomite and calcite ones (300 mm to 1 mm thick). The textural evidence...ed after the second Alpine metamorphic phase. Calcite partially replaces dolomite, preserving the previous...northwest Nelson, New Z ea lan d. T he C ana d ia n Mine ra logi st, 3 3, 1263 – 1284. Deer, W.A., Howie |  | Mirnejad, H., Ebrahimi-Nasrabadi, K., Lalonde, A. E., Taylor, B. E. (2008) MINERALOGY, STABLE ISOTOPE GEOCHEMISTRY, AND PARAGENESIS OF MAGNESITE DEPOSITS FROM THE OPHIOLITE BELT OF EASTERN IRAN. Economic Geology, 103 (8) 1703-1713 doi:10.2113/gsecongeo.103.8.1703 | Journal (article/letter/editorial) | | rocks of the Sistan suture zone are part of the central east Iranian microcontinent, which also includes...sediment (Fig. 4d) that display textures similar to calcite travertine deposits such as those from Mammoth...away to remove any unwanted CO2 released from calcite and dolomite. The reaction was then allowed to...amounts of dolomite, quartz, chlorite, plagioclase, calcite, and unspecified mica. In hand specimen, the ore...such as dolomite, quartz, chlorite, plagioclase, calcite, and mica. Mineral chemistry and unit-cell parameters |  | | Journal (article/letter/editorial) | | been described in metamorphosed karstbauxite in Greece (Henry & Dutrow 2001). Nickel contents in the tourmaline...metamorphosed at greenschist-facies conditions. In the central part of the Berezovskii block, the stratigraphic...silicic to mafic rocks, includes quartz, K-feldspar, calcite, dolomite, white mica, pyrite, and scheelite. Gumbeite-type...rocks and contains quartz, white mica, dolomite, calcite, and pyrite. Listwanite (listvenite, listawaenite)...contains magnesite and chromian muscovite instead of calcite and white mica. Gold-bearing quartz veins are confined |  | | Journal (article/letter/editorial) | | (Mirnejad et al. 2008) and another one on magnesite in Central Iran where magnesite occurs as massive and lenticular...ophiolite belt located in the northern parts of Central Iran (Fig. 1). These ophiolites represent a subduction-related...Turkey (Zedef et al. 2000), Evia, Lesvos and Chalkidiki in Greece (Gartzos 2004), Kop Mountain in northeast...southwestern Turkey (Zedef et al. 2000), Chalkidiki in Greece (Gartzos 2004), Afzalabad-Torshak in Eastern...be depleted in 18O relative to the less dense calcite at thermodynamic equilibrium (Zheng, 1999). Extrapolations |  | | Journal (article/letter/editorial) | | Lake Baikal, Russia) in association with quartz, calcite, chromphyllite, eskolaite, chromite, uvarovite...talc-tremolite-cummingtonite schist at the no. 1 mine at Balmat in the Adirondack Lowlands, St. Lawrence...The Sludyanka crystalline complex is part of the Central Asian foldbelt, located in the Southern Lake Baikal...and calcite. Variations in mineral percentages produce a broad range of rock types, from calcite-diopside...FIGURE 1 in the quartzite are rock-forming quartz, calcite, chromphyllite, eskolaite, chromite, uvarovite |  | | Journal (article/letter/editorial) | | (Sludyanka, Lake Baikal) in association with quartz, calcite, chromphyllite, eskolaite, chromite, uvarovite...granitoids (Arif et al., 2010). 2.2. Russia, Central Karelia Tourmaline with Cr content of up to 35...schist unit of the Upper Marble Formation in the #1 mine at Balmat, St. Lawrence Country, New York. The mineral...and in the Cr deposit in the Vavdos region, Chalkidiki, northern Greece (Michailidis & Kassoli-Fournaraki...Russia, Sludyanka Bosi et al. (2012) Russia, Central Karelia India, Orissa Nuber & Schmetzer, 1979 |  | | Journal (article/letter/editorial) | | the magnesite and -8 to -10%o PDB within some calcite and dolomite elsewhere on the island. The isotopically...isotopically light dolomite fills karst and the calcite occurs as stockwork veins which resemble the magnesite...metamorphic of Meso- 235 eJeff, / ,,o,..o,,,,v + Calcite & dolomite vieiJ~ '~,~....L~gu,,,.L,, Resting...conform to those contortions. Vein calcite and dolomite Most calcite veins on Margarita fill joints within...within Eocene deep-water sedimentary rocks but some calcite locally exhibits the stockwork fabric which is |  | | Journal (article/letter/editorial) | | tourmaline from a metamorphosed karstbauxite from Samos, Greece DARRELL J. HENRY* AND BARBARA L. DUTROW Department...from a micaceous enclave of a marble from Samos, Greece, contains unusually high concentrations of Ni (up...an uncommon assemblage of nickeloan tourmaline, calcite, zincian staurolite, gahnite, zincohögbomite, diaspore...metamorphosed karstbauxite from eastern Samos, Greece. This area underwent multiple metamorphic events...from the eastern portion of the island of Samos, Greece, approximately 4 km east of the town of Samos. |  | | Journal (article/letter/editorial) | | 49.5.1189 Al-RICH CHROMIUM-DRAVITE FROM THE #1 MINE, BALMAT, ST. LAWRENCE COUNTY, NEW YORK Marian V...talc – tremolite – cummingtonite schist at the #1 mine at Balmat in the Adirondack Lowlands, St. Lawrence...l’assemblage talc – trémolite – cummingtonite à la mine #1 à Balmat, Basse-Terres des Adirondack, comté...cummingtonite schists from the #1 mine (American 1190 the canadian mineralogist mine), St. Lawrence County,...Al-rich Crdominant tourmaline. Geological Setting The mine is located in the northwestern part of the Adirondack |  | | Journal (article/letter/editorial) | | this paper. Magnesite deposits from Yugoslavia and Greece have similar hydrothermal occurrences in ophiolite...separates the Aegean-West Anatolian block from the Central Anatolian block. Although initially a right lateral...250 m. At Nemli, the largest operating magnesite mine in Turkey, magnesite veins range from 2 – 3 centimeters...dolomite precipitation was after silica. C and D show calcite grains as pore filling. E shows chlorite fissures...(Fig. 3 A). Small amounts of dolomite, chlorite, calcite, talc and Fe-smectite are present in the mineralized |  | | Journal (article/letter/editorial) | | VERMICULITIZATION OF PHLOGOPITE IN METAGABBRO, CENTRAL TURKEY FATMA TOKSOy-KOKSAL, ASUMAN G. TURKMENOGLU...Metagabbro) that belongs to the Central Anatolian Ophiolites from central Turkey. Both the metagabbro and...weathering in an acidic environment. Key Words-Central Anatolian Ophiolites, Metagabbro, Mineral Weathering...were recognized in an ophiolitic metagabbro from Central Anatolian Ophiolites. In this paper, we report...and metamorphic rocks, known collectively as the Central Anatolian Crystalline Complex (CACC) (see "C" in |  | | Journal (article/letter/editorial) | | determined by XRD method, quartz + dolomite, dolomite + calcite + quartz, dolomite + quartz + magnesite are mainly...lizardite/chrysotile determined by mineralogical examinations, calcite, chlorite, iddingsite and hematite zones indicate...Isotopic studies of δ13C/12C and δ18O/16O ratios of calcite from carbonates and breccia matrix are typical...GEOCHEMICAL AND ISOTOPIC EFFECT OF SILICA 371 Calcite veins Fig. 2. Carbonatised ophicalcite in the...serpentinites relic olivine, chrome spinel, chlorite, calcite, brucite and talc minerals are seen along with |  | | Journal (article/letter/editorial) | | compatible with a low-temperature solvus between calcite and kutnahorite as well as between kutnahorite...rhodochrosite. Two-phase intergrowths of manganoan calcite (CarrMn,rMg) and calcian kutnahorite (Ca.rMnrrMgr)...interpreted as due to primary coprecipitation of calcite and ordered kutnahorite from solution in the two-phase...carbonates indicate complete solid solution between calcite and rhodochrosite at 600qCwith solvi betweenku...ing at lower temperatures. INrnooucrrou and calcite. The ternary system CaCOr-MnCOr-MgCO. was evaluated |  | Ulrich, Marc, Muñoz, Manuel, Guillot, Stéphane, Cathelineau, Michel, Picard, Christian, Quesnel, Benoit, Boulvais, Philippe, Couteau, Clément (2014) Dissolution–precipitation processes governing the carbonation and silicification of the serpentinite sole of the New Caledonia ophiolite. Contributions to Mineralogy and Petrology, 167 (1) doi:10.1007/s00410-013-0952-8 | Journal (article/letter/editorial) | | Sherlock and Logan 1995), Egypt (Ghoneim et al. 2003), Greece (Dabitzias 1980), Italy (Cipolli et al. 2004),...and similarly to magnesite deposits from Euboea (Greece, Boydell 1921), magnesite formation may be the...carbonate to crystallize. Neither dolomite nor calcite are formed, contrarily to numerous magnesite deposits...Figure S4). Phase distribution reveals that the central zone of the mapped area mainly consists of serpentine...magnesite in the serpentinite texture (i.e., the central area). Figure 8 shows density correlation diagrams |  | Boschi, C., Dini, A., Dallai, L., Ruggieri, G., Gianelli, G. (2009) Enhanced CO2-mineral sequestration by cyclic hydraulic fracturing and Si-rich fluid infiltration into serpentinites at Malentrata (Tuscany, Italy) Chemical Geology, 265 (1) 209-226 doi:10.1016/j.chemgeo.2009.03.016 | Journal (article/letter/editorial) | | , MgCO3 magnesite, MgCa(CO3)2 dolomite, CaCO3 calcite, FeCO3 siderite, NaAl(CO3)(OH)2 dawsonite). This...with a small ankerite (Ca(Fe,Mg,Mn)(CO3)2) or calcite (CaCO3) component. SEM-EDS observations and microprobe...and enhances the precipitation of dolomite or calcite (Franz, 1989). The second hypothesis seems more...genesis of the vavdos cryptocrystalline magnesite deposits, Chalkidiki Peninsula, Northern Greece. Econ. Geol...Plutonism and Volcanism in Tuscan Magmatic Province (Central Italy). Per. Mineral., vol. 72, pp. 41–52. Dini |  | | Journal (article/letter/editorial) | | (tremolite–Fe-actinolite) and carbonate (magnesite–siderite–calcite). With the exception of olivine whose composition...siderite + calcite) = 0.89 − 0.91, see Fig. 3) with minor siderite (Xsiderite = 0.05 − 0.07) and calcite (Xcalcite...pressure as a function of F. The concentration of the calcite component (Xcalcite) in the carbonate solid solution...mineral carbonation including mineral carbonation of mine tailings, the formation of soapstone and listvenitization...genesis of the Vavdos cryptocrystalline magnesite deposits, Chalkidiki Peninsula, northern Greece. Economic |  | | Journal (article/letter/editorial) | | precipitation of serpentine, brucite, magnetite, and minor calcite, in addition to other minor phases including chlorite...Ca-rich dolomite, and high-Mg calcite to form at the expense of olivine, calcite, and brucite, while serpentine...commonly contains Ca-bearing carbonates such as calcite, aragonite, and dolomite instead of magnesite (Bonatti...environments by Ca-bearing carbonates, including calcite, high-Mg calcite, and dolomite (Alt and Shanks, 1998; Müntener...results, Hövelmann et al. (2011) recognized that calcite can readily replace olivine and its weathering |  | | Journal (article/letter/editorial) | | hydrothermal fluids and was paragenetically coeval with calcite suggesting formation in a somewhat alkaline milieu...chemistry of Crchlorites associtaed with chromites from Vavdos and Vasilika 1238 S.U. Aja, M. Darby Dyar /...(2002) 1219–1239 ophiolite complexes (Chalkidiki, Macedonia, N. Greece). Chemie der Erde 54, 151–166. Coey...reservoirs under in situ steam temperatures: reactive calcite dissolution. Chem. Geol. 70, 301–311. Harper, T |  | | Report (Issue volume) | | dominate the world Republic of Germany (FRG), Italy, Greece, economy. Viewed as one regional area, however...observers, the abuses that had occurred during central planning were revealed. Environmental pollution...Statistics, monthly and annual yearbook. U.S. Central Intelligence Agency: World Factbook, annual. U...Bauxite duction Priтагу metal Copper Mine Refined Lead Mine Refined Market Economy Countries: European...Denmark/Greenland France Germany, Federal Republic of Greece 2,793 12 800 14,415 30,098 160 Ireland 11,803 |
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