Both have been described extensively by several authors in southwestern nigeria. Petrochemistry and petrogenesis of the precambrian basement. Highresolution aeromagnetic data hrad of parts of the southwestern and northcentral nigeria between 7 30. Geology and mineral resources of oyo state, south western nigeria. Geology and gold mineralization around kutcheri, northwestern. Review of the basement geology of southwestern nigeria, in geology of nigeria edited by c. 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.
It shares boundaries with the republics of benin and niger in the west, cameroon in the east, niger and chad in the north and. Geology and mineral resources of nigeria nuhu george obaje. Waec gce past questions and answers free download pdf all. Assessment of the impact and safety status of remediation of lead contaminated soil using excavation method. Pdf structural geology of the basement complex rocks in. Hydrogeochemistry sampling and analytical methods results and data presentation pie charts stiff diagrams. Marco, national university of cordoba, argentina and national research council conicet, argentina. Mineralogy and chemical nature of metautramafites in nigerian schist belts. Geology and earth science news, articles, photos, maps and. Niger delta province, nigeria, cameroon, and equatorial guinea, africa by michele l. Vertical electrical sounding method was employed and schlumberger configuration was adopted.
Geology and geotectonic setting of the basement complex rocks. Mineralogical and geochemical variations in the regolith. Thirtytwo points were sounded along three different sections of the town namely. Adekoya department of applied geology, the federal university of technology, akure, nigeria received. The purpose of this study is to examine the mineralogy and wholerock. Sugilite is a rare mineral and a gemstone best known for its vibrant pink to purple color. Geology and gold mineralization around kutcheri, northwestern nigeria amuda, a. Between these massifs, sedimentary basins are strung out along a northeastsouthwest axis from lake chad to the niger delta, i. Please see wikipedias template documentation for further citation fields. Pdf the geology of eshiawa in igarra area, southwestern nigeria. Within this belt, the individual pegmatite bodies generally trend in a ns direction. Marco, national university of cordoba, argentina and. A geological map identifies and shows the distribution of various rock types in area. Geology and geotectonic setting of the basement complex rocks in south western nigeria.
The attached files appendices a consist of five traverses of 2d electrical. The basement complex of nigeria is polycyclic and retains memories of. The study area, ikpeshi and its environ lies within the precambrian basement complex of southwestern nigeria. Regional geology of nigeria geology, nigeria the mapped area falls within the benue trough the oldest sedimentary rocks in nigeria is in this trough and they are of lower cretaceous age. Olusiji samuel ayodele department of geology, ekiti state university, p. Stratigraphic report of the middle benue trough, nigeria. Geology the study area lies within the southwestern part of the precambrian basement complex of nigeria. Structural geology of the basement complex rocks in iwaraja area, southwestern nigeria. Ilesha area in southwestern nigeria to wamba area in jos plateau fig. Department of geology ahmadu bello university zaria, nigeria abstract a combined gis, aeromagnetic and remote sensing techniques were. Amphibolites in southwestern montana 230 introduction metamorphosed mafic rocks that form the basis of this keck project are found throughout precambrian exposures in southwestern montana mogk et al.
Principles of geology 3 volumes, 1830, by charles lyell pdf files at the students elements of geology ca. Pdf an overview of the geology and hydrogeology of nigeria. The middle benue trough the middle benue trough extends northeast ward approximately as far as line joining bashar and mutum biyu. Jelsma encyclopedia of life support systems eolss the worldwide 1. Review of the basement geology and mineral belts of nigeria. The mineral resources so far reported in the trough by the geological survey of nigeria agency are discussed below. Geological map and schematic crosssection of akungbaakoko area, southwestern nigeria. A case study of the kushaka schist belt northwestern nigeria abubakar.
Geophysical study of the northeastern part of owo was conducted to investigate the geoelectric characteristics of its aquiferous units and its implication on groundwater potential of the area. Geology and earth science news, articles, photos, maps and more. Geological survey of nigeria agency has played an active role in the exploration for mineral deposits in nigeria. The sedimentary rocks which underlie about 4,000square miles 6,400km2 were mapped and described by jones 1964 while jones and hockey. Abstract itawure, efon, okemesi and idoile massive quartzite complex is part of the rocks of efonpsammite. Birthstones are gems assigned to the month of a persons birth.
The benue trough is one of the seven main sedimentary structural features in the sene nigeria. Pages in category geology of nigeria the following 12 pages are in this category, out of 12 total. Reconnaissance geochemical study of a part of igarra schist belt, southwestern nigeria. The geology, stream sediment geochemical survey and. Geologic mapping of the study area revealed three dominant lithologic units namely. Part 1 discusses the geology of the crystalline rocks and their regional distribution while the sedimentary basins constitute the subject of part 2. Geotechnical attributes of niger delta soils, warri environs, nigeria oghonyon rorome1, adeniran adedoyin a2 3and opaimi iniala 1,2,3department of geology, university of port harcourt, port harcourt, nigeria. The most easterly schist belts in southwestern nigeria are distributed around the. This boundary marks the southern limit of the gombe and kerikeri formation while the older sediments of the upper benue trough undergo lateral facies change in this area.
Contains details on the geological units of nigeria and the associated mineral resources. Geology and mineral resources of oyo state, south western. Mesoscopic structural profile of a syn tectonic granite, southwesern nigeria. Geology and mineral resources of nigeria springerlink. A combined geological and geophysical evaluation was made of the ground water. A, 1996 geochemistry and geotectonic setting of precambrian amphibolites and granitic gneisses in the jebba area, southwestern nigeria. Earlier workers such as annor and freeth 1985, rahaman 1989, annor 1998, and caby 1989, caby and boesse 2001 show four distinct basement lithologies in the basement complex of nigeria. Like many of the oldest dated rocks on earth, these are sedimentary rocks, indicating that the source rocks were even older. Geology of the southwestern basement complex of nigeria 2. Geological distribution of mineral resources in southwestern nigeria adekoya, j. Geologic and geotechnical evaluation of an open landfill.
Engineering geology for society and territory volume 5, 365370. Geology and mineral resources of the lower benue trough. The schist in the study area is foliated in nwse direction and some others ns, there is also occurrences of quartz veins, joints and fractures in the granite body. Geology and mineral resources of nigeria nuhu george. The geology and engineering geology of roads in south africa. A case study of olodo, ibadan, southwestern nigeria. Geological mapping, petrological study and structural. Nigeria is a vast country with considerable wealth in natural resources and understanding nigerias geology is critical for efficient exploration and exploitation of these resources. Water quality evaluation of okemesi area, southwestern nigeria olusiji samuel ayodele department of geology, ekiti state university, p. The study area predominantly consists of metasediments, porphyritic granites with minor. Both crystalline and sedimentary rocks were represented in the study area.
This book provides a detailed description of nigerias geology and mineral resources with the aim of promoting sustainable economic development of nigerias. Compositional trends and rare metal tanb mineralization. Geophysical investigation of the possible extension of. Geology and mineral resources of the lower benue trough, nigeria. The detailed geology can be grouped into surface and subsurface geology. The geology of nigeria, as detailed in kogbe 1989, is made up of three main rock groups. Geochemistry of the ilesha granite gneiss in the basement complex of southwestern nigeria. Earlier workers such as annor and freeth 1985, rahaman 1989, annor 1998, and caby 1989, caby and boesse 2001 show four distinct basement lithologies in the. Geology, university of benin, benin city, nigeria, 1979 professional appointments research scientist, bureau of economic geology, the university of texas at austin july 2007present evaluation of the frio formation, austin chalk, and eagle ford shale. Mineralogical and geochemical variations in the regolith of mokuroitagunmodi area, ifeilesa schist belt, southwestern nigeria ntributor. This one provides a spectrum sweep of key publications over. The occurrence of groundwater in nigeria is dependant primarily on the geology, and groundwater regions can be classified accordingly.
Iwaraja area, southwestern nigeria showed that the basement rocks. The lower benue trough like other sedimentary basins in nigeria is found to be endowed with mineral resources. E have been analyzed with a view to investigate the possible extension of ifewara fault zone beyond ilesa area. Gem mineral collections are a great way to learn about gem materials. The geological map of nigeria showing the schist belts after. Geological and geophysical evaluation of the ajana areas.
Biological and geological essays, by thomas henry huxley gutenberg text. The surface geology is characterized by clay, lateritic soil and the crustal top layers. Ayinla folorunsho musbau 1 1 department of geology, the polytechnic, ibadan, nigeria. Pdf the geological and structural evolution assessment of the basement complex. Lithogeochemical and petrogenetic characteristics of some massive and schistose quartzites in ekiti state, southwestern nigeria olusiji samuel ayodele department of geology, ekiti state university, p.
Geological survey editorial standards or with the north american stratigraphic. Geology from geological survey of nigeria gsn, 1964, scale 1. The implication of subsoil geology in foundation failure using geotechnical methods. The work embodied in this dissertation is original and has not been submitted in part or in full for any other diploma. Linkpage citation nigeria is on the west coast of africa, on latitudes 4degrees north of the equator and latitudes 3degrees and 14degrees on the east of the greenwich meridian. Within this belt, the individual pegmatite bodies generally trend. The geology, stream sediment geochemical survey and ground. Tectonic and structural analysis of the migmatitegneiss.
The basement complex accounts for about 80% of southwestern nigerias. Significant of geology and geophysical investigations in. Geologic and geotechnical evaluation of an open landfill for. Structural geology of the basement complex rocks in iwaraja area. The crystalline basement rock of the country is grouped as the nigerian province, a southern continuation of the central hoggar reactivated basement. Introduction this study is focused on the significant of geologic mapping and integrated geophysical methods in assessing the groundwater prospect of a typical basement terrain in some parts of southwestern nigeria. Half of nigeria s land is composed of three main basement complexes located in the west, the northwest and the southeast. February, 2011 geochemical exploration of orle district within the ig arra schist belt in southwester n nigeria was carried out using reconnaissance streamsediment. Pdf abstract the nigerian basement complex has undergone polyphase metamorphism and polycyclic deformation during the late proterozoic and early.
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