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  1. Thermal maturity of organic matter

    ... the biomass at an increasing concentration of stable organic components. In subsequent maturing ( diagenesis ) phases the aforementioned ... and hydrocarbon generation phases. Reflectance of autigenic vitrinite or of an optically vitrinite-like material is measured ...

    Artykuł - 11/12/2014 - 19:22

  2. Mineralogy of shale rocks

    ... rock in the form of consolidated clay. The main components of mudstones and claystones are: quartz (silica), clay ... are: quartz, feldspars, mica, heavy minerals, or autigenic – formed by sediment precipitation from water or changes occurring ...

    Artykuł - 21/10/2014 - 11:23