تصفح حسب المؤلف "Al Mohandis, Ahmed A."
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Mineralogy Of The Marrat Clay Deposits, Riyadh Region, Central Saudi Arabia
Al Mohandis, Ahmed A. ( Qatar University , 1989 , Article)Clays in the Marrat Formation, which crop out 200 km west of Riyadh, Saudi Arabia, are dominantly composed of brownish red to dark red mudstones and shales. Marrat clays are chiefly composed of kaolinite and lesser amounts ...