¤ä©Ÿåï¡ Ÿé«á¥docثانياً: جغرافية السطح من المعروف أن القشرة الأرضية ليست ثابتة، من حيث أشكال.
[تحقيق]Limonite is an iron ore consisting of a mixture of hydrated iron oxide-hydroxides in varying composition The generic formula is frequently written as FeOnH2O.
[تحقيق]ELUVIAL Eluvial Deposits Over , All rocks and deposits are deeply weathered forming at the surface what has been called a saprolite Saprolite is in reality only a.
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