Gaois

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1 toradh

  1. SCIENCE|natural and applied sciences|earth sciences · ENERGY|coal and mining industries|mining product · INDUSTRY|miscellaneous industries
    sceall biotúmanach Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
    ga
    bituminous shale
    en
    Sainmhíniú argillaceous shale impregnated with bitumen, often accompanying coal Tagairt "Wikipedia > Bituminous shale. http://en.wikipedia.org/wiki/Bituminous_shale [19.1.2012]"
    Nóta "It may contain kerogen; in that case it is classified as oil shale [ IATE:790475 ]. When carbonaceous material is present in large amounts, bituminous shale grades into bituminous coal."