1. Geology Department, Faculty of Applied Science, Taiz University, 6803Taiz, Yemen
2. Department of Earth and Environmental Sciences, Yarmouk University, Shafeeq Irsheidat Street, 21163 Irbid, Jordan
3. Ministry of Education, Amman 11118, Jordan
4. Department of Geology, University of Poonch Rawalakot, Azad Jammu& Kashmir Rawalakot 12350, Pakistan
5. Faculty of Engineering, Civil Engineering Department, Najran University, P.O. Box 1988, Najran 61441, Saudi Arabia
6. Exploration Department, Egyptian Petroleum Research Institute (EPRI), Ahmed El Zommor St., Nasr City 11727, Cairo, Egypt
7. Department of Geotecnics & Transportation, Faculty of Civil Engineering, Universiti Teknologi Malaysia, 81310 Johor Bahru, Malaysia
8. Department of Geology, University of Malaya, 50603 Kuala Lumpur, Malaysia