Search Results - "Kouzmanov, K"
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Cyclic dilution of magmatic metal-rich hypersaline fluids by magmatic low-salinity fluid; a major process generating the giant epithermal polymetallic deposit of Cerro de Pasco, Peru
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-06-2018)“…The giant mid-Miocene Cerro de Pasco Cordilleran polymetallic (Zn-Pb-Ag-Cu-Bi) deposit in central Peru formed during three successive mineralization stages…”
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Sulfide replacement processes revealed by textural and LA-ICP-MS trace element analyses; example from the early mineralization stages at Cerro de Pasco, Peru
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-09-2016)“…The large Cerro de Pasco Cordilleran base metal deposit in central Peru is the result of three successive mineralizing stages comprising both low- and…”
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Trace element diffusion and incorporation in quartz during heating experiments
Published in Contributions to mineralogy and petrology (01-04-2017)“…Heating of quartz crystals in order to study melt and high-temperature fluid inclusions is a common practice to constrain major physical and chemical…”
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Fluid inclusion studies in opaque ore minerals; II, A comparative study of syngenetic synthetic fluid inclusions hosted in quartz and opaque minerals
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-12-2018)“…Fluid inclusion studies give unique insights into physical conditions and composition of fluids involved in geologic processes. Most studies to date are…”
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Fluid inclusion studies in opaque ore minerals; I, Trace element content and physical properties of ore minerals controlling textural features in transmitted near-infrared light microscopy
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-12-2018)“…Physical properties and compositions of ore-forming fluids in magmatic-hydrothermal systems have been mostly investigated by conventional fluid inclusion…”
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Direct analysis of ore-precipitating fluids; combined IR microscopy and LA-ICP-MS study of fluid inclusions in opaque ore minerals
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-03-2010)“…Laser ablation-inductively coupled plasma-mass spectrometry (LA-ICP-MS) in combination with near-infrared microscopy of fluid inclusions hosted by ore minerals…”
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Copper-excess stannoidite and tennantite-tetrahedrite as proxies for hydrothermal fluid evolution in a zoned Cordilleran base metal district, Morococha, central Peru
Published in Canadian mineralogist (01-06-2012)“…Porphyry-related Cordilleran polymetallic mineralization in the Morococha district, central Peru, displays a deposit-scale base metal zonation, a common…”
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Magmatic fluids in the breccia-hosted epithermal Au-Ag deposit of Rosia Montana, Romania
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-08-2006)“…The breccia-hosted epithermal Au-Ag deposit of Rosia Montana is located 7 km northeast of brud, in the northern part of the South Apuseni Mountains, Romania…”
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GENESIS OF HIGH-SULFIDATION VINCIENNITE-BEARING Cu As Sn (<Au) ASSEMBLAGE FROM THE RADKA EPITHERMAL COPPER DEPOSIT, BULGARIA: EVIDENCE FROM MINERALOGY AND INFRARED MICROTHERMOMETRY OF ENARGITE
Published in Canadian mineralogist (01-10-2004)“…The Radka deposit is one of the largest Cu-Au epithermal deposits related to Late Cretaceous volcanic arc-type magmatic activity in the Panagyurishte ore…”
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Zoned base metal mineralization in a porphyry system; origin and evolution of mineralizing fluids in the Morococha District, Peru
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-01-2015)“…Porphyry-related base metal vein and replacement mineralization (i.e., Cordilleran polymetallic mineralization) in the Morococha district, central Peru, is…”
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An arsenic-driven pump for invisible gold in hydrothermal systems
Published in Geochemical perspectives letters (20-04-2021)“…Pyrite (FeS 2), arsenopyrite (FeAsS) and löllingite (FeAs 2) are exceptional gold concentrators on Earth; yet the exact redox and structural state of this…”
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Alluvial record of an early Eocene hyperthermal within the Castissent Formation, the Pyrenees, Spain
Published in Climate of the past (04-02-2020)“…The late Palaeocene to the middle Eocene (57.5 to 46.5 Ma) recorded a total of 39 hyperthermals – periods of rapid global warming documented by prominent…”
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Texture and composition of Pb-bearing pyrite from the Coka Marin polymetallic deposit, Serbia, controlled by nanoscale inclusions
Published in Canadian mineralogist (01-02-2012)“…The Coka Marin polymetallic (Cu-Au-Ag-Zn-Pb) deposit belongs to the world-class Bor ore district in Serbia and consists of three lens-shaped orebodies hosted…”
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Infrared microthermometry and chemistry of wolframite from the Baia Sprie epithermal deposit, Romania
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-04-2002)“…The chemical and microthermometric characteristics of wolframite crystals from the Baia Sprie Au-Ag-Pb-Zn-Cu-W ore deposit (Baia Mare district, Romania) have…”
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Micro-crystalline inclusions analysis by PIXE and RBS
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-05-2008)“…A characteristic feature of the nuclear microprobe using a 3MeV proton beam is the long range of particles (around 70μm in light matrices). The PIXE method,…”
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Morphology, origin and infrared microthermometry of fluid inclusions in pyrite from the Radka epithermal copper deposit, Srednogorie zone, Bulgaria
Published in Mineralium deposita (01-08-2002)“…Pyrite samples from the Radka epithermal, replacement type, volcanic rock-hosted copper deposit, Bulgaria, have been studied using near-infrared (IR)…”
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