yemen basement rocks
Exploring in Asia for Oil and Gas in Naturally
Resultmeters with over 2,000 meters of basement penetrated in a near-horizontal well bore. The well tested both oil and gas at a rate of 13,040 barrels of oil and gas equivalent. Indonesia No major oil fields have been found in basement rocks in Indonesia, however giant-size gas reserves were discovered in the Suban gas …
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Precambrian basement character of Yemen and correlations …
ResultThis is seen along the suture between the geochronological study of Yemen basement rocks, Abas and Al-Bayda terranes where there is also a Whitehouse et al. (1998) proposed tentative corre- 1 km wide mylonite zone. The suture zones be- lations with Precambrian basement rocks of Saudi tween the gneiss and arc …
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Characterization of a fractured basement reservoir …
ResultFractured basement reservoirs in Yemen. Basement rocks are among the most important targets in recent exploration efforts in Yemen. Hydrocarbons within fractured basement rocks …
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Basement Reservoirs
ResultHydrocarbon exploration in basement rocks heavily relies upon tectonic and structural modelling. ... The fractured basement field in Yemen described in this paper is characterised by two types of ...
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Evolution and Mineralization of the Precambrian Basement of Yemen
ResultThe 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-isotope data which help define distinct gneiss terranes within this basement, constraining correlations of these terranes with …
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Evolution and Mineralization of the Precambrian Basement of Yemen
Result24.2.1 Basement Distribution. The Precambrian basement in mainland Yemen occurs largely in the southwestern corner of the Arabian Peninsula where it is exposed in three major blocks together with a number of smaller areas of outcrop (Fig. 24.3).The outcrop pattern is determined in some cases by major faults …
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(PDF) Applications of aeromagnetic data to detect the Basement …
ResultApplications of aeromagnetic data to detect the Basement Tectonics of Eastern Yemen region 287 Figure 14 HGM of the RTP map with identified contact locations superimposed along the crests. ... the basement rocks are mostly the basement affects the thickness variations in the sedi- controlled by several normal faults at …
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Oil and gas production from basement reservoirs
ResultIn West Yemen, deep wells at depths of up to 3383 m yield excellent results of up to 6500 bbl/d from basement reservoirs. ... Basement rocks are important oil and gas reservoirs in a number of ...
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Characterization of a fractured basement reservoir using …
ResultBasement rocks are among the most important targets in recent exploration efforts in Yemen. Hydrocarbons within fractured basement rocks …
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Lithostratigraphy, deformation history, and tectonic …
ResultBasement rocks of presumed Precambrian age, in Yemen Republic (105,000 km2), are exposed in the northwestern and southeastern parts of the country. The basement rocks of southern Saudi Arabia and northern parts of Yemen are almost continuous and similar in the lithostratigraphic succession. In spite of …
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Characterization of a fractured basement reservoir using …
ResultIn the Middle East and Yemen, basement reservoirs are encountered in many locations. In Egypt, the most famous basement reservoir is the Zeit Bay Field, which was discovered in 1981 Fig 1. ... Hydrocarbons within fractured basement rocks were detected more than a decade ago in ten blocks. Currently, only five out of …
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Evolution and Mineralization of the Precambrian Basement …
ResultThe Precambrian basement in Yemen consists of several diverse terranes that were amalgamated during the late Neoproterozoic closure of the …
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Characterization of the weathered basement …
ResultA section of 4338–4351 m, 39 m from the top of the basement rock, was tested in well Dp 17 by fracturing and high-yield industrial gas was obtained, with daily production of 5.14 × 10 4 m …
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Exploration and production of oil and gas from naturally …
ResultBasement rocks are important oil and gas producing reservoirs in a number of basins worldwide, including Asia (China, Vietnam, Indonesia, and Malaysia), India, Russia, Kazakhstan, Yemen, Africa (Algeria, Libya, Egypt, South Sudan and Angola), South America (Venezuela, Brazil and Argentina), the USA (California, Kansas, …
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Lithostratigraphy, deformation history, and tectonic …
ResultBasement rocks of presumed Precambrian age, in Yemen Republic (105,000 km 2 ), are exposed in the northwestern and southeastern parts of the …
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Evolution and Mineralization of the Precambrian Basement …
ResultA large proportion of Yemen's proven oil reserves are in fractured basement reservoirs in many fields in two major sedimentary basins (Masilah and …
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(PDF) Tectonostratigraphy of Yemen And Geological
ResultBasement rocks in Yemen . cover around ( 105.000km2) area and exposed in the . northwestern and southeastern parts of the country (Heikal, Al-Khirbash, Hassan, Al-Kotbah, & Al-Selwi, 2013).
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Vishnu Basement Rocks
ResultThe Vishnu Basement Rocks contains all the ancient crystalline rocks at the bottom of the Grand Canyon. Vishnu Basement Rocks is an informal term but is useful because the formal stratigraphic nomenclature does not encompass all of Grand Canyon's metamorphic units and all individual igneous plutons. The terminology …
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Lithostratigraphy, deformation history, and …
ResultBased on field and space image data, the basement rocks in Yemen exhibit at least six major phases of deformation (D1 to D6) including intensive brittle and ductile deformations that trend...
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Mining History of the Arabian–Nubian Shield | SpringerLink
ResultGeological surveys have shown in a number of governorates of Yemen the spread of basement rocks (Fig. 8.9), considered to be among the most important host rocks for such metallic mineral deposits as gold, silver, zinc, lead, copper, nickel, platinum, iron, and titanium (among many others). Industrial …
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The lithostratigraphic subdivision of the Proterozoic basement rocks …
ResultThe Precambrian basement rocks between Mudiyah and Mukalla, Yemen are lithostratigraphically divided into the Ahwar and Gharish supergroups and the Tha'lab and Ghabar groups. The age of the basement rocks range from Paleoproterozoic to Neoproterozoic. The late Archean–Paleoproterozoic Ahwar …
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The Whole World today is highly in need for more studies on …
ResultIn Yemen, Oil is found and produced from the Crystalline Basement Reservoirs (Granitic and Metmorphic Fractured Basement) related to the following basins: 1. Say'un-Masila Basin: Here, we have 6 ...
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Geophysical Characterization of Basement Rocks and …
ResultElectrical resistivity technique has been widely employed in groundwater exploration, depth to bedrock determination and basement rock characterization (Zohdy et al., 1974; Beck, 1981; Olorunfemi and Okhue, 1992).Geoelectric investigation of Odeda quarry site was carried out with a view of …
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Basement outcrop distribution map showing the delineation …
ResultTraditionally, the basement rocks of Yemen ( Fig. 1) are thought as a part of the Proterozoic Arabian-Nubian Shield which covers Northeast Africa and the Arabian Peninsula (Stoeser and Camp 1985 ...
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Thermochronology and geochemistry of the Pan-African basement …
ResultHere we present new geochemical and geochronological results from the Pan-African basement in two wells drilled through the Mesozoic Sab'atayn Rift Basin (or Marib(-Shabwa(h)-Hajar) Basin, Beydoun, 1997, Le Garzic et al., 2011), Shabwa province, central Yemen (Fig. 2).The wells are ∼7 km apart and pass …
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Petroleum in Basement Rocks1 | AAPG Bulletin
ResultThe unconformity surface provides evidence that basement rocks have undergone weathering, erosion, solution, and leaching for so long a time that porosity and permeability have increased greatly, and the accumulation of petroleum was facilitated. Oil may accumulate in any igneous, metamorphic, or sedimentary …
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Hydrocarbons in Crystalline Rocks
ResultIn Southeast Asia, basement reservoirs are the main contributor of oil production in Vietnam. In Indonesia, to date oil and gas production from basement rocks has been minimal. However, the recent large gas discovery in pre-Tertiary fractured granites in southern Sumatra has led to a focusing of exploration in …
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Evolution and Mineralization of the Precambrian …
ResultFig. 24.3 Outcrop area of Precambrian basement in Yemen with block labelling following As-Saruri and Wiefel (2012). Socotra inset is at the same scale as the main map
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Lithostratigraphy, deformation history, and tectonic …
ResultLithostratigraphy, deformation history, and tectonic evolution of the basement rocks, Republic of Yemen: an overview
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Main factors controlling the formation of basement …
Result1. Introduction. There is still no universal definition of basement hydrocarbon reservoir. As one example, the definition of basement rock in the "Dictionary of Geology" of the American Geological Institute is (1) igneous and metamorphic complex rocks that lie unconformably beneath sedimentary rocks …
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