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Table 4 SiO2/Al2O3 ratio of the studied Paleozoic mudrocks

From: Mineralogy and diagenetic impacts on chemical composition of Paleozoic mudrocks, southwestern Sinai, Egypt

AgePaleozoic
Early PaleozoicLate Paleozoic
FormationsAbu HamataAdediaEl HashashMagharet El Maiah
SiO253.3955.7169.6856.67
Al2O320.6520.1424.0017.08
Ratio2.582.772.903.32