Lithostratigraphic subdivision of the Kuhlan Formation in ,

Abstract The lithostratigraphic subdivision of the Kuhlan , HesnYemen Introduction Kuhlan rock unit was introduced first by Lamare et al 1930, as a Kohlan Series to describe the sequence of sandstones and shales, overlying the basement rocks and underlying the Jurassic carbonate rocks at the Kuhlan area This rock unit is...

Remember Basement in your Oil and Exploration: Examples of ,

Basement rocks are important oil and gas reservoirs in a number of countries and serve as a reminder that in areas where basement is not too deep, basement should ,...

The Geology of Eritrea - shabait

The Geology of Eritrea , The geological set up of Eritrea is made up of Precambrian basement rocks that are overlain un-conformably by predominantly Mesozoic sedimentary rocks and Tertiary to Quaternary volcanic and sedimentary rocks , parts of Yemen and part of the western Middle East...

Arabian Shield - SGS

From the Cambrian to the Cretaceous, these newly formed crystalline rocks were almost continuously covered by Phanerozoic sedimentary rocks, until uplift and erosion associated with the separation of Arabia and Africa resulted in exposure of the Arabian shield as found today...

Greater Persian Gulf Permian-Triassic stratigraphic ,

In Yemen, fluvial clastic rocks which lie unconformably on basement are now considered to be Early Triassic in age as a result of both macrofossil studies [Brunton et alii, 1994] and also microfossil dating [Richardson et alii, 1994, 1995]...

Geology of Socotra - Wikipedia

The geology of Socotra is part of the national geology of Yemen, , The island has crystalline igneous and metamorphic basement rock from the Precambrian, , before rifting isolated the Socotra Platform Fault-bounded Jurassic rocks overly Triassic sedimentary sequences in south-eastern Socotra...

The Whole World today is highly in need for more studies ,

Looking to the Fractured Basement Rocks and with High Interest, as an Important Target in some areas through the World, will change the Old Classical Look to the basement and will add additional ....

Application of Well Log Analysis to Assess the ,

Basement complex of step in the formation evaluation process is the Precambrian age underlie the Jurassic units at a sharp determination of the amount of shale present in the unconformity surface...

Lithostratigraphy, deformation history, and tectonic ,

The basement rocks of Yemen (105,000 km2) comprise distinguished rock units in the form of belts and terranes, extending from the north to the south and from the northeast...

2012 Minerals Yearbook - USGS

2012 Minerals Yearbook US Department of the Interior US Geological Survey YEMEN May 2015 , gabbro, gabbro-norite, and pyroxenite rocks, has high potential for the occurrence of copper-nickel mineralization as indicated , pegmatite formations in the Precambrian basement rocks in the following areas: the Lawdar (Al Bayda Province), the ....

Subsidence history, crustal structure, and evolution of ,

The basement rocks comprise high grade Late Proterozoic migmatites, granitoids, and pegmatites [Warden and Daniels, 1982] Un-conformably overlying basement are the Lower/Middle Ju- , Yemen and Somaliland, the basins (Marib-Shabwa and Nogal-Guban) are oriented NW-SE [Bosence, 1997; Bott...

Fractured basement reservoir identification using ,

Fractured basement reservoir identification using geophysical well log data, Gulf of Suez, Egypt , India, Yemen and Egypt [5-6] In 1981, Zeit Bay field, Gulf of Suez, Egypt, was discovered by drilling QQ 89-1 well in the western margin of the southern Gulf of Suez with a new reservoir discovery (basement) , the basement rock consists of ....

Organic geochemistry investigations of crude oils from ,

Thirteen crude oil samples from fractured basement reservoir rocks in the Bayoot oilfield, Masila Basin were studied to describe oil characteristics and to provide information on the source of organic matter input and the genetic link between oils and their potential source rock in the basin...

ARABIAN PENINSULA - USGS

Geology of the Arabian Peninsula Yemen By F GEUKENS Translated from the French by s D BOWERS GEOLOGICAL SURVEY PROFESSIONAL PAPER 560-B A review of the geology of remen as shown on USGS Miscellaneous Geologic Investigations...

Precambrian basement character of Yemen and correlations ,

The Precambrian basement of Yemen occupies a key location in the Pan-African orogen of Gondwana This paper reviews geological, isotopic and geochronological data and presents new Pb-and Nd ....

The Geology of Eritrea - Shabait

The basement rocks of Eritrea are part of the Arabian Nubian Shield (ANS) which are exposed in north east Africa (Egypt, Sudan, Eritrea, and Ethiopia) and in Saudi Arabia, northern and northwestern parts of Yemen and part of the western Middle East...

Petroleum Exploration and Production Authority - PEPA

The Basement rocks of Yemen represent the southern extension of the Arabian Shield Fig(2), is of Paleoproterozoic to Neoproterozoic age In Yemen has identified five terranes, which can be correlated with the eastern margin of the Arabian Shield in Saudi Arabia and with northern Somalia...

Evaluation of Advanced, Multi-Phase PLT Data Validates ,

of fractured basement reservoir zones in a rough, openhole environment , oil companies stopped drilling when they encountered granite basement rocks Even , economical to produce Recently, interest in fractured basements has risen due to successes in Yemen, offshore Vietnam, and elsewhere Commercial volumes of oil have been found in ....

HYDROCARBON PRODUCTION FROM FRACTURED ,

comes from the fractured granitic basement, and in the Yemen (eg DNO in Block 43, Nexen in Block 14, Total in Block 10, and OMV in Block S2) Other significant discoveries have been , companies stopped drilling as soon as basement rocks were intersected Aguilera (1995a)...

African Countries with Hydrocarbon finds in Basement ,

A Comprehensive Brief on Producing and Promising Countries (Through the whole World) with Hydrocarbon finds in Basement Reservoirs Rocks First of all, I would like to say, I ,...

Applications of aeromagnetic data to detect the Basement ,

Applications of aeromagnetic data to detect the Basement Tectonics of Eastern Yemen region , From the combined study, the basement rocks in the study area seem to be of acidic types intruded by some shallow and deep-seated basic intrusions as dykes and sills...

Fractured-Basement Reservoir Characterization

Fractured-basement rocks comprise some of the largest and most productive reservoirs on earth However, success can be elusive in these complex reservoirs because of the lack of , Fractured-Basement Reservoir Characterization Intercept fractures and reduce economic risk , Yemen Malaysia Vietnam Title: Fractured-Basement Reservoir ....

Basement Reservoirs - A Review of their Geological and ,

The presentation draws on reservoir characterisation and modelling projects in basement hydrocarbon fields around the world, as well as investigations of basement rocks for deep geothermal resource exploitation (EGS) and also for sub-surface disposal of radioactive waste...

J=- ~~#ILANC) Discrimination of Rock Classes

Discrimination of Rock Classes and Alteration Products in , (60 miles) north of Najran on the Yemen Arab Republic border The highly dissected terrain, generally underlain by metamorphic rocks, is moderately rugged, and local , The basement rocks are, in part, unconformably overlain by recent unconsolidated ....

Nomenclature Review of the Rock Units in the Stratigraphic ,

Nomenclature Review of the Rock Units in the Stratigraphic Lexicon of Yemen Hamed A El-Nakhal1 and Abdulwahab S Alaug*2 1 Emeritus Prof of Geololy, Gaza Strip, Palestine, P O Box 358, Gaza , basement rocks (in the type area) and with the Wajid Formation ,...

GEO ExPro - Petroleum Basins of Yemen

Recent studies of Upper Cretaceous rocks from the basin by A S Alaug of Taiz University in Yemen show encouraging results TOC values of 24% for mud-rich carbonates have been reported from the Turonian-Campanian Mukalla Formation, with kerogen Types of II and III...

MIDDLE EAST GEOLOGY Why the Middle East fields may produce ,

These openings cut across the basement rocks and overlying beds, and provide access for oil and gas migration to their traps Conclusion The two major ingredients, carbon and hydrogen, necessary for the formation of hydrocarbons in the Middle East, can originate from organic and inorganic sourc...

21 GEOLOGIC BACKGROUND OF THE RED SEA1

21 GEOLOGIC BACKGROUND OF THE RED SEA1 Robert G Coleman, U S Geological Survey, Menlo Park, California , basement rock less than 5 to 10 km from the shoreline GEOLOGY , emplacement of the thick trap rock sequences in Yemen (Guekens, 1966)...

Blue Rock in Clarksburg, MD at Courts of Clarksburg Active ,

2 br / 2 ba - Basement Community Association and golf fees may be required Prices, promotions, incentives, features, options, amenities, floor plans, elevations, designs, materials, and dimensions are subject to change without notice...

Yemen Geology - Kohlan (Bathonian to Kimmeridgean) - Free ,

The Arabian Peninsula is part of the Pre-Cambrian Arabian-Nubian Shield and can be subdivided into two adjacent structural regions: The internal stable region (Arabian Platform), which includes the Pre-Cambrian basement rocks and the overlying sedimentary cover...