RUSSIAN JOURNAL OF EARTH SCIENCES, VOL. 20, ES2007, doi:10.2205/2020ES000706, 2020 Figure 7. Thin sections and SEM photomicrographs: A) – quartz arenite with spots and patches of clay material; B) – sandstone grains cemented by clay materials; C) – quartz arenite with dolomite cement fill the pore spaces; D) – sandstone with siderite cement and nodules of 100 $\mu$m in size; E) – poikilotopic patches of pyrite replacing the clay materials; F) – authigenic anatase overgrowth on the surfaces of the detrital quartz grains. Copyright 2020 by the Geophysical Center RAS. Generated from LaTeX source by ELXfinal, v.2.0 software package. |