منزل •Geology Of Ishiagu

Geology Of Ishiagu

  • The composition of sphalerites from Ishiagu, E. Nigeria ...

    The composition of sphalerites from Ishiagu, E. Nigeria - Volume 47 Issue 344. Skip to main content Accessibility help We use cookies to distinguish you from other users and to provide you with a better experience on our websites. Close this message to accept …

  • DETERMINATION OF AQUIFER PARAMETERS IN THE ISHIAGU

    The geology of the area is not favourable for groundwater availability. With population explosion in Ishiagu town occasioned by the presence of several mining and quarrying companies such as Crushed Rock Industries Ltd., Setraco Nig. Ltd. etc, a greater need for potable water has become obvious.

  • UNDER PEER REVIEW

    30 Ishiagu galena-sphalerite prospect is located at southwest extreme part of the Benue Trough. Exploitation 31 of galena and sphalerite by the rural dwellers and foreigners for cosmetics as well as export is dated back 32 to 1925 (Bougue, 1952, Farrington, 1952)) 33 Many controversies have been raised on the source of the Ishiagu deposit ...

  • Source region inhomogeneity in igneous suite of Ishiagu ...

    Ishiagu is a two-mica rock of hypidiomorphic texture, with a dominance of plagioclase over alkali feldspar. It contains 1.5–3.0 vol. % of biotite and 0.8–1.3 vol. % muscovite in 0.9–1.5 mm long euhedral to subhedral flakes. Quartz and alkali feldspar occur as anhedral and interstitial grains. Alkali feldspar has irregular vein-patch. The

  • Mineralogical characterization of Ishiagu (Nigeria ...

    Ishiagu is located at Latitude 6°05′34″–6°09′28″N and Longitude 6°30′46″–6°51′28″E, about 20 km South-East of Enugu and 10 km South-West of Afikpo, in the South Eastern part of Nigeria. About 4 km to the South-East of Ishiagu are several ridges of deposits of complex sulphide ores which extends all through the lower ...

  • The tectonic evolution of the the southern portion of the ...

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  • PROJECT TOPICS IN GEOLOGY | GREATMINDS PROJECT MATERIALS

    FOR YOUR PROJECT TOPICS AND MATERIALS IN GEOLOGY CALL: 08058580848 08140350866 Depositional environments of the reservoir sandbodies in "Layo" field eastern Niger Delta. Upper cretaceous – early tertiary foraminifera in part of southern/lower Benue trough. Photogeological studies of Abonnema and environs rivers

  • Groundwater occurrence and flow patterns in the Ishiagu ...

    12%The Ishiagu area is a water scarce region and has played host to mining activities for more than four decades. Mining-related activities have become a threat to potable water supply in the area. This paper is an attempt to show the extent of this threat and in particular, investigate the regional groundwater occurrence and flow pattern based on GPS, water well and …

  • [PDF] Geology and Petrographic Analysis of Porphyritic ...

    he aim of petrographic analysis is to nd the ratio and percentages of T elements in a rock. Petrographic work of twenty (20) samples of granite rocks was done with primary aim of attempting to understand the mineralogy, texture and modal composition of all the rock samples. The Petrographic analyses were undertaken using Olympus model polarizing microscope at Ahmadu Bello University, Zaria in ...

  • (PDF) Origin of lead-zinc mineralization in the southern ...

    The epigenetic Pb-Zn deposits of the southern Benue Valley (Nigeria) are localized within Cretaceous sediments of an intracontinental rift basin. Fluid inclusion studies of vein minerals from the Abakaliki and Ishiagu orebodies show that sphalerite

  • Petrography of Hypabyssal Rock at Obiulo-Lekwesi-Lokpaukwu ...

    Department of Geology, University of Port Harcourt, Nigeria. Submission: June 23, ... Aka Eze areas and this two formations form the Eze Aku Group, while parts of Asu River Group can be found at Uturu and Ishiagu areas, Figure 2b is a geological map of the area modified after [12]. The Figure 3 is the field photograph of the area showing the ...

  • Mineralogical characterization of Ishiagu (Nigeria ...

    complex sulphide ore deposit in Ishiagu, in Ebonyin State, South Eastern part of Nigeria. A semi-geological study revealed characteristic hydrothermal vein deposits of the complex sulphide ore. Mineralogical analysis revealed the presence of siderite, sphalerite, galena, quartz, and traces of pyrite and copper bearing minerals.

  • Groundwater occurrence and flow patterns in the Ishiagu ...

    The Ishiagu area is a water scarce region and has played host to mining activities for more than four decades. Mining-related activities have become a threat to potable water supply in the area. This paper is an attempt to show the extent of this threat and in particular, investigate the regional groundwater occurrence and flow pattern based on GPS, water well and geological data. This ...

  • The geologic setting of lead-zinc deposits at Ishiagu ...

    The geologicsettingoflead-zinc deposits atIshiagu, southeastern Nigerfa M. C. EZEPUE Department of Geology, University of Nigeria, Nsukka, Nigeria tReceived S November 1982; ill revised form 18 October 1983) Abstract-The Ishiagu lead-zinc deposits of southeastern Nigeria are associated with folded shales of the Asu River Group.

  • (PDF) Environmental Hazards and Sustainable Development of ...

    The Ishiagu and environs are well drained with the geologic history of Lekwesi and environs shows that general river flow trending NE-SW. Majority of the during the Albian stage, majority of the argillaceous rivers return in the northern part and merge as sediments in the area were laid down. ... Geology of Nigeria, Applied geophysics ...

  • Evaluation of Bottom Sediment Qualities in Ihetutu ...

    1. Introduction. Mining is a huge economic resource at Ihetutu, Ishiagu, Nigeria. The Ihetutu Pb-Zn mine in Ishiagu is the oldest, amongst the several mines dotting the area.Despite the huge benefits accruing from the mining business to the government, individuals, and corporate bodies engaged in it, its activities constitute the most important source of heavy metals in the environment.

  • ISSN 2348 – 7968 Geochemistry of Surface Waters, In ...

    Geochemistry of Surface Waters, In Ishiagu, Ebonyi State, Nigeria. Chinenye F. Edeani Department of Geology and Mining, Enugu State University of Science & Technology, P.M.B. 01660, Enugu Abstract Ishiagu is one of the important lead-zinc mining districts in Nigeria. It is underlain by two sedimentary formations, Abakaliki and Ezeaku Formations.

  • Exploration of Lead-Zinc (Pb-Zn) Mineralization Using Very ...

    lodes, overburden thickness and the geological context of the Ishiagu areas. Location of the Study Area Ishiagu Field is located in Ivo LGA of Ebonyi State between latitude 5 °54' – 559' N and longitudes 730' – 735' E. The area (about 25 sq.km), is situated in the SW tip of the Abakaliki Basin on the

  • Narrow and Broad Beam Attenuation of Diagnostic X Ray Beam ...

    Location and Geology of Ishiagu, Ebonyi State. Ishiagu is bounded by longitude 7°29'-7°35'E and latitudes 5°43'-5°51'N. The relief of Ishiagu the mining site is low-lying and undulating. The rocks are excessively fractured, folded and faulted (Figure 1).

  • [PDF] Structural controls of Pb-Zn mineralization of ...

    The lead-zinc deposit of Enyigba and its environs are localized in the cretaceous sedimentary rocks of the Albian Asu River Group in the Lower Benue Trough, Southeastern Nigeria. The Albian Asu River Group is made up of shale, siltstone, sandstone and limestone. The deposits were formed epigenetically through the crystallization of hydrothermal solutions and are localized within the fractures ...

  • GEOLOGY PROJECT TOPICS AND MATERIALS | GREATMINDS …

    FOR YOUR PROJECT TOPICS AND MATERIALS IN GEOLOGY CALL: 08058580848 08140350866 Depositional environments of the reservoir sandbodies in "Layo" field eastern Niger Delta. Upper cretaceous – early tertiary foraminifera in part of southern/lower Benue trough. Photogeological studies of Abonnema and environs rivers

  • Petrography of Hypabyssal Rock at Obiulo-Lekwesi …

    found at Uturu and Ishiagu areas, Figure 2b is a geological map of the area modified after [12]. The Figure 3 is the field photograph of the area showing the Enugu escarpment highlands running N-S in the west and top of the photograph of the study area and an …

  • Small scale mining and heavy metals pollution of ...

    Department of Geology and Exploration Geophysics, Ebonyi State University, P. M. B. 053, Abakaliki, Nigeria. Accepted 17 January, 2011 This research assesses the distribution of Pb, Zn, Cu, Cd, Co and Ni in soils in Ishiagu.

  • David Salem - Senior Geologist - Palladium Mining Ltd ...

    Palladium Mining Ltd. Jul 2017 - Present4 years 2 months. Ishiagu, Ebonyi State, Nigeria. -Supervision of geological and in-pit mining activities. -Management of diamond drill programs as well as Soils, trenches, pits. -Logging of drill core, trenches etc. -Supervision of all Sampling activities and monitoring of QA/QC processes.

  • Stable Isotope Geochemistry and Ore Genesis of Ishiagu ...

    The geology of Ishiagu area consists dominantly of Cretaceous Albian Shale with subordinate limestone intruded by minor basic to ultrabasic igneous rocks. The intrusives are post Cretaceous and was formed during the Santonian tectonic episode. CI intrusive is located at the northeastern part of the study area ...

  • Contrasting styles of lead-zinc-barium mineralization in ...

    In the Lower Benue Trough of Southeastern Nigeria, lead-zinc-barium mineralization occurs as widely distributed epigenetic fracture-controlled vein deposits which are restricted to Albian – Turonian sediments. Detailed field studies carried out in Ishiagu, Enyigba-Ameki-Ameri, Wanikande-Wanakom, and Gabu-Oshina which together constitute the four main areas of mineralization in the …

  • Mapping Geological Structures Controlling Mineralization ...

    temperature of about 1400 and it is made up of primarily four lodes namely Ishiagu, Enyigba, Ameri, Ameka in the lower Benue Trough (Kaliberng, 2011). Abstract: Magnetic Inversion (MI) and Analytic Signal techniques were applied to map geological structures …

  • Faculty of Physical Scien ces - unn.edu.ng

    The geology of the area is not favourable for groundwater availability. With population explosion in Ishiagu town occasioned by the presence of several mining and quarrying companies such as Crushed Rock Industries Ltd., Setraco Nig. Ltd. etc, a greater need for potable water has become obvious. More so, the need to assess the protective

  • Juniper Publishers: Petrography of Hypabyssal Rock at ...

    The Lokpanta Formation overlies Lokpanta, Lekwesi, Acha, Ugwueke and Ezeukwu areas; Eze Aku Formation is made up of Lokpaukwu and Aka Eze areas and this two formations form the Eze Aku Group, while parts of Asu River Group can be found at Uturu and Ishiagu areas, Figure 2b is a geological map of the area modified after [12].