Part 1 discusses the geology of the crystalline rocks and their regional distribution while the sedimentary basins constitute the subject of part 2. Helmy, jeanpaul liegeois, lopo vasconcelos, tsehaie woldai volume 99, part 2. Its scope covers the fields of the geosciences, mining, metallurgy, materials science and geoenvironmental studies. Hydrogeophysical investigation for groundwater potential of. The study area also includes the beaches around dahomey basin at badagryseme and lagos, southwestern nigeria. Journal of mining and geology is the scientific publication of the nigerian mining and geosciences society. The benue trough is one of the seven main sedimentary structural features in the sene nigeria. Geology and mineral resources of nigeria nuhu george obaje. Download geology of southwest gondwana ebook free in pdf and epub format.
Joint application of ground penetrating radar and electrical. Our coverage region is located at latitudes of 700. Geological mapping, petrological study and structural. Section map of nigeria showing the regional geology of anambra basin.
Fluoride concentration was determined using spectrophotometric technique, while analysis of other parameters like temperature, ph and total dissolve solids followed standard methods. Implications on provenance and evolution 101 plate 1. Geology and geotectonic setting of the basement complex. The sediments are of maastrichtian age deposited in the shallow marine environment with varying thicknesses. To address this issue and demonstrate the importance of such a survey, a combination of ground penetrating radar gpr and vertical electrical sounding ves data were acquired in a part of southwestern nigeria. Geoelectric delineation of structurallycontrolled leachate plume around otutubiosun dumpsite, akure, southwestern nigeria. Rockeval data of forty seven 40 shales give total organic carbon.
Quartzite, bandedgneiss, biotitegneiss, biotiteschist, quartzbiotite schist and pegmatite. Pdf geology of southwest gondwana download ebook for free. Pdf an overview of the geology and hydrogeology of nigeria. Aeromagnetic mapping of iwo region of southwestern nigeria. Jul 30, 2007 the west african offshore contains over 20 bn barrels of oil to be explored.
If you dont have an account with springer immediately available per pdf download no of nigerias geology and mineral resources with the aim of promoting. Sep 15, 2016 geological transition zones are noted to be problematic in groundwater potential and development, due to their erratic and complex nature as well as characteristic of the subsurface lithologies. Review of the basement geology and mineral belts of nigeria i. Samples of stream sediments were collected in some parts of iseyinoyan river schist belt, with a view to determining their elemental concentration and identifying geochemical anomalies associated with mineralization in the area. Drilled core samples of the araromi formation in the eastern dahomey basin penetrated by araromi and gbekebo exploratory wells were investigated to establish the source rocks potentials in the onshore area of the basin. Pages in category geology of nigeria the following 12 pages are in this category, out of 12 total. Hydrogeophysical investigation of groundwater potential and. The geology of igarra, south west nigeria adarighofua o. Special volume of the 24th colloquium of african geology. Jelsma encyclopedia of life support systems eolss the worldwide 1. The geology of parts of adamawa, bauchi and bornu provinces in northeastern nigeria. Pdf geoelectric delineation of structurallycontrolled. The geology of the iws region has been extensively discussed by oyinloye, adegbuyi et al.
Apr 27, 2012 this study was carried out to assess the fluoride levels of groundwater from open wells, consumed by the residents of three communities located in two distinct geological terrains of southwestern nigeria. Geology and ore deposits of the shafter mining district, presidio county, texas by clyde p. Geology of agoiwoye lies a few kilometers away from the contact between the basement complex and the sedimentary terrain as shown in figure 2a. The igrf filtered aeromagnetic data over iwo, southwestern part of nigeria within the basement complex was subjected to reduction to magnetic equator filtering, residual filtering, upward and downward continuation filtering, automatic gain control filtering, tilt angle derivative, second vertical derivative, analytical signal and euler deconvolution. Significant of geology and geophysical investigations in.
Deformation structures in the blotite gr anite gneiss, iperindo area, ilesha schist belt southwestern nigeria, d2 qtz vein cuts ac ross foliation planes d1, the hammer 2cm. Modelling subsurface geologic structures at the ikogosi. The mineral belts of nigeria include both pan african structures ns, nnessw, enewsw, well preserved in the western province of the nigeria basement complex and the mesozoic to early. Basement rocks of southwestern nigeria 5 with six major lithologic units namely. Shell, producing about half of nigeria s oil output and a leading developer in the gulf of mexico, is exploring deep and ultradeep areas off angola, congo and the ivory coast, as well as in the offshore sector of nigeria. This multidisciplinary publication was initiated in 1963, and to 1965 titled the journal of the nigerian mining geological and metallurgical society.
Add tags for the geology of part of southwestern nigeria. Water quality evaluation of okemesi area, southwestern nigeria olusiji samuel ayodele department of geology, ekiti state university, p. There were several occurrences of reported borehole failures and dry wells in these zones in nigeria as a result of very scanty information that could serve as database for studying its groundwater. Its current title, journal of mining and geology adopted from the edition for 1966, was modified between 1982 and 1987, as the nigerian journal of mining and geology. Haruna department of geology, modibbo adama university of technology, yola nigeria abstract. Petrological and geochemical evaluation of the paleocene. This study is based on qualitative lithologic, spectrochemical analyses via xray fluorescence and petrographic indices to understand the lithofacie, chemistry, viability of the sequences and depositional environment. The wide range of topics inside the geosciences are welcome to be published in the rmz materials and geoenvironment. Local geology of the study area iworoko, are and afao ekiti lies within the basement complex of southwestern nigeria, and falls within the central part of ekiti state about 5kms away from the state capital ado ekiti, and is underlain by migmatitegneiss complex of precambrian age. Review of the basement geology of southwestern nigeria. Geology and geotectonic setting of the basement complex rocks in south western nigeria. Contains details on the geological units of nigeria and the associated mineral resources.
Inset is map of nigeria showing ondo state modified from. The assessment of potential source rocks of maastrichtian. The geology of parts of adamawa, bauchi and bornu provinces. Odeyemi intermediate rocks from older granite complexes. This is the largest city in the whole of africa in terms of geographical mass. Rahaman preliminary report on the field relationships of the basement complex rocks around igarra, midwest i. S ayodele, geology and structure of the precambrian rocks in iworoko, are and afao area, south west nigeria international resources journal of. Research results in geology, hydrogeology, mining, geotechnology, materials, metallurgy, natural and antropogenic pollution of environ. The study areas are easily accessible by motorable roads and tracks, figure 2 shows the sample locations. An overview of the geology and hydrogeology of nigeria.
Journal of mining and geology african journals online. The detail mapping and logging of the ibese area within the dahomey basin has revealed the total thickness of the limestone to range between 12. The study area is generally characterised by a gentle to lowlying terrain, though some spot heights. University, agoiwoye, nigeria abstract electromagnetic em profiling and ves are the two complementary and widely used. Granulometric and sedimentologic study of beach sediments. B 5363 adoekiti author for correspondence abstract the geology, stream sediment geochemical survey and groundwater quality evaluation of okemesi and environs, southwestern, nigeria was carried out. Geotechnical properties and geochemical composition of kaolin.
Pdf the geology of igarra, south west nigeria adarighofua. Special volume of the 24th colloquium of african geology edited by asfawossen asrat, hassan m. Read geology of southwest gondwana online, read in mobile or kindle. Badagry is a coastal town in lagos state, nigeria, and it is between the city of lagos and the border with benin at seme. Review of the basement geology and mineral belts of nigeria. Structural geology of the basement complex rocks in. Significant of geology and geophysical investigations in groundwater prospecting. It is a part of the basement complex of nigeria which forms one of the three major lithopetrologic units that make up the geology of nigeria. The geological and structural evolution assessment of the basement complex rocks in iwaraja area, southwestern nigeria showed that the basement rocks comprise quartzites and quartzschists of the effon psammite formation, quartzmica schists, biotite schists, migmatitic gneisses, granitic gneisses, late and posttectonic granitic rocks including pegmatites, which have been subjected to two. Further, the structural subsurface settings are often ignored or investigation is haphazardly carried out. Pdf structural geology of the basement complex rocks in. Global journal of geological sciences is aimed at promoting research in all areas of geological sciences including geochemistry, geophysics, engineering geology, hydrogeology, petrology, mineralogy, geochronology, tectonics, mining, structural geology, marine geology, space science etc.
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