Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=53675#.VM8uWSzQrzE Author(s) N. M. Al-Hafdh 1* , Abd El-Salam S. El-Shaafi 2 Affiliation(s) 1 Department of Earth Science, Faculty of Sciences, Mosul University, Mosul, Iraq . 2 Department of Earth Science, Faculty of Sciences, Benghazi University, Benghazi, Libya . ABSTRACT The Al Haruj Intra-continental Volcanic Province is the largest part of the extensive volcanic activity in Libya which is considered to be a typical within plate basalts. The volcano-tectonics evolution of this province, as well as its origin, are still widely disputed. According to K-Ar dating previously studied, the volcanic activity started in the Late Miocene and lasted until at least the Late Pleistocene. The field may still be volcanically active. The mafic rocks of Jabal Al Haruj have been classified into six major phases or groups. These phases have been different...
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