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The main component of diatomite is amorphous silica (SiO2 nH2O), with variable quantities of clays and mineral carbonates, quartz, feldspars and organic matter. Regarding physical properties, diatomite has a high permeability (0.1–10 mD) and porosity (35–65%) [1], high surface area [2–4...
After oil washing, salt washing, and drying, the casting thin section was prepared by injecting vacuum-impregnated red epoxy resin into core sample and its images are captured by the optical microscope. Figure 1 shows the casting thin section images of the rock core. The mineral composition, ...