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العنوان
Subsurface structural study of the northeastern part of Sinai Peninsula, Egypt /
المؤلف
Amin, Fatma Hamza Mohamed.
هيئة الاعداد
باحث / فاطمه حمزه محمد أمين
مشرف / عادل رمضان مصطفي
مشرف / أشرف علي حسن
تاريخ النشر
2023.
عدد الصفحات
188 p. :
اللغة
الإنجليزية
الدرجة
ماجستير
التخصص
الجيولوجيا
تاريخ الإجازة
1/1/2023
مكان الإجازة
جامعة عين شمس - كلية العلوم - الجيولوجيا
الفهرس
Only 14 pages are availabe for public view

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Abstract

The study area is located at the extreme northeastern part of Sinai Peninsula. It is 2600 km2 and is bounded on the north by the Mediterranean Sea, on the east by the eastern international border of Egypt, on the south by latitude 30o 51’ N and on the west by longitude 33o 52” 30’ E. The area passed through three phases of hydrocarbon exploration. Only the third phase included four wells drilled by the General Petroleum Company and are used in the present study. 20 2D seismic lines from two different surveys were also used in addition to e-logs and composites of the four wells.
Three structural maps were constructed from the interpretation of the seismic lines using Petrel Software. These maps are at near-top Jurassic surface (deep horizon), near-top Senonian surface (shallow horizon), and the Mid-Tertiary unconformity surface. The deep and shallow horizons are characterized by reverse and normal faults oriented NE-SW and dip NW. These faults are associated with anticlines on their hanging walls. The anticlines are doubly plunging and asymmetric, with gentle northwestern flanks, and steep southeastern flanks.
The deformation history of the area based on the present structural interpretation is that the area was affected by NW-SE extension at Jurassic to Early Cretaceous time, followed by NW-SE compression that led to positive structural inversion at the late Cretaceous-Tertiary time.
Dry hole analysis indicates that some of the drilled wells were not located at optimum structural position relative to the mapped fold traps. Also, the reservoir quality is bad and rarely present. The hydrocarbon potentiality of the area based on the presence of Jurassic source rocks, shale and massive carbonate seals, anticlinal structural traps, and potential fractured carbonate reservoirs. For future successful hydrocarbon exploration, it is recommended to have 3D seismic data and good suite of logs for future drilled wells.