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Conversion of heavy oil in carbonic natural environment using catalyst - Iron disulfide. The experiments was taken at temperature of 250, 300 and 350 °C in a carbon dioxide environment using pyrite

Determination of the copper nickel ores formation sequence of the Kun Manye deposit (Amur region) determined that the main ore minerals are pyrrhotine, pentlandite, also found - pyrite, chalcopyrite, less

Suoi Cun Au ore occurrence as an example of potential Carlin-type sulphide-gold mineralization in northeast Vietnam in quartz-vein and metasomatically altered rhyolites are represented by pyrite, marcasite, and arsenopyrite

Stages of sand reservoir formation in nizhne-karmalskoye super-viscous oil deposit were metasomatically replaced by pyrite. Thus, there are three stages of the sand reservoirs formation

Взаимосвязь состава и строения ферросфер скелетного и дендритного типов, выделенных из высококальциевых энергетических зол transformation of pyrite and illite associates. Skeletal and dendritic ferrospheres with monotonically increasing

Mineralogy of sandstones and localization of oil matter in productive horizons of high-viscosity oil in permian deposits of the volga-ural region (Russia)-bedded, with inclusions of pyrite crystals. Quartz is predominant in the mineral composition of sand and sandstone, albite

Unique Rhenium Deposit in the Carboniferous Coal-bearing Sands of the Russian Plate: Communication 2. Ore Mineralogy by pyrite, less common marcasite, and accessory sulfides (sphalerite, chalcopyrite, galena, etc

Composition, Structure, and Formation Routes of Blocklike Ferrospheres Separated from Coal and Lignite Fly Ashes the sequential transformation of dispersed products of thermal conversion of mineral precursor associates: pyrite

The use of copper isotopes for understanding metal transfer mechanisms within the continuum mine-river-dam (Huelva Region, Spain) in the Iberian Pyrite Belt (Huelva, Spain). Here, we present new data on copper (Cu) isotopic composition

Rudny Altai VMS-Polymetallic Belt (Russia, Kazakhstan) and its Formation Factors (Zyryanovskoe, Tishinskoe, Ridder-Sokolnoe), pyrite-polymetallic at the Givetian stage (Belousovskoe, Talovskoe

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