الجيوفيزياء والثروات المعدنية
المعادن تحيط بنا في كل مكان، ما هي المعادن وكيف كانت نشأتها ؟ والمعادن في جمهورية مصر العربية.
التفاصيل
- تاريخ النشر:
- التصنيف: علوم ومعارف
- نوع الملف: بحث
- عدد القراءات: 1220
المصدر
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- الناشر
- عدد المنشورات 74
لا تمتلك حساب؟ سجل الآن
المعادن تحيط بنا في كل مكان، ما هي المعادن وكيف كانت نشأتها ؟ والمعادن في جمهورية مصر العربية.
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