Series-1 (Jan. – Feb. 2022)Jan. – Feb. 2022 Issue Statistics
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Abstract: This study, carried out in Bouaké (Central department of Cote d'Ivoire), is based on the review processing of the aeromagnetic data collected during 1974 to 1976 by Kenting Earth Sciences company. Reduction to the equator and vertical integration filters were applied to the data to emphasizing the role of the geological structures on the productive aquifer network located in Bouaké area. As a result, the aquifer network of Bouaké is composed of felsic rocks (granitoids), schists and numerous faults with different directions such as N-S, NE-SW (main direction) and NE-SW, ESE-WNW, NNE-SSW and ENE-WSW. The schists and the fractures especially in N-S direction are the most interesting zone for underground water exploitation..
Keywords: Bouaké, aeromagnetic data, filters, aquifer
[1]. S. Naba, "Propriétés magnétiques et caractères structuraux des granites du Burkina Faso oriental (Craton Ouest Africain, 2,2 – 2,0 GA) : implications géodynamiques", Thèse de Doctorat, Université Toulouse. 163 p, 2007.
[2]. T. Chennouf, D. Khattach, A. Milhi, P. Andrieux, P. Keating, "Principales lignes structurales du Maroc nord-oriental : Apport de la gravimétrie", Compte Rendu de Géoscience, (399), pp. 383-395, 2007.
[3]. B. Randrianasolo, "Nouvelles méthodes de cartographie du socle protérozoïque sud de Madagascar. Nature et géométrie de la croûte continentale moyenne d'un domaine orogénique en convergence, implications économiques", Thèse de Doctorat en Science et Technologie, Université Joseph-Fourier-Grenoble, 315 p, 2009.
[4]. D. Groune, M. Djeddi et M. A. Aïtouche, "Application de la déconvolution d'Euler aux données aéromagnétiques enregistrées dans la zone de Tesnou (Hoggar occidental) pour la localisation des contacts", Bull. Serv. Géol. Nat., Algérie 20, n° 2, pp. 205 - 219, 2009.
[5]. M. Aryamanesh, "Aeromagnetic data interpretation to locate buried faults in Yazd Provinec-Iran", World Journal Applied Sciences 6 (10), pp. 1429-1432, 2009..
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Abstract: Path dependent corrections relative to traveltimes have been demonstrated to improve event locations. Using available global velocity models, direction-based station corrections can be estimated in a region without calibration data. In this study, traveltime corrections have been obtained for 113 broadband seismic stations within southern Thailand, Peninsular Malaysia, Singapore and Sumatra region of Indonesia. A total of 97,124 first-arrival p-waves are obtained from 15,180 earthquakes that have occurred around the Sumatra Subduction Zone between 1964 and 2018. The dataset is a combination of arrival times from the bulletin of International Seismological Centre and waveforms.......
Keyword: Ray-tracing, Station Correction, P-wave, Southeast Asia
[1]. Amalfi, O., Phil, C., David, R., and Sri, H. (2016). Sensitivity analysis for probabilistic seismic hazard analysis (PSHA) in the Aceh Fault Segment, Indonesia. Geological Society, London, Special Publications, 441, 121-131. doi: https://doi.org/10.1144/SP441.5
[2]. Crotwell, H. P., Owens, T. J., and Ritsema, J. (1999). The TauP Toolkit: Flexible seismic travel-time and ray-path utilities. Seismological Research Letters, 70(2), 154-160.
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[4]. Havskov, J., and Ottemoller, L. (1999). SEISAN earthquake analysis software. Seismological Research Letters, 70(5), 532-534.
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Abstract: Groundwater quality evaluation and characterization was carried out to determine the domestic and irrigation suitability of the groundwater occurrence within the Sharada and Challawa industrial estates. Hydrogeochemical field survey and sampling were undertaken with subsequent physico-chemical assessment and multivariate evaluation carried out to determine the water quality. This study revealed the area to consist of weakly acidic, low mineralized groundwater with pH of 6.0 and of Ca+Mg-HCO3 type, which is characteristic of shallow, fresh and hard-water. Parametric contributions to the groundwater are from sub-surface geochemical water-rock interactions and anthropogenic activities. Drinking water quality index (DWQI) revealed excellent.......
Keyword: Groundwater, hydrogeochemistry, WQI, factor analysis, base ion exchange, hard water, Kano.
[1]. Adimalla, N., Venkatayogi, S. (2018) Geochemical characterization and evaluation of groundwater suitability for domestic and agricultural utility in semi-arid region of Basara, Telegana state, South India. Appl water science 8:44 doi 10.1007/s13201-018-0682-1
[2]. Adimalla, N., Venkatayogi, S. (2017) Mechanism of fluoride enrichment in groundwater of hard rock aquifers in Medak, Telangana State. South India. Environmental Earth Sciences 76(1):45. https ://doi. org/10.1007/s1266 5-016-6362-2
[3]. APHA (1999) Standard methods for the examination of water and wastewater, 20th edn. American Public Health Association, Washington DC
[4]. Akan J.C., Ogugbuaja V.O. Abdulrahman F.I., Ayodele J.T. (2007). Determınatıon of pollutant levels ın water of rıver Challawa and ın tap water from Kano ındustrıal area. Research jounal of envıronmental scıences 1 (5): 211-219
[5]. Arian, M.B., Kazi, T.G., Jamal, M.K., Jalbani, N., Afridi, H.I., Shah. A., (2008) Total dissolved and bio available elements in water and sediment samples and their accumulation in Oreochromis mossambicus of polluted Manchar Lake. Chemosphere 70(10):1845–1856
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Abstract: Apart from the outcropping proximal Fanglomerates deposits of Campanian-Maastrichtian Bida and Lokoja Formation, other exploration reservoir types are not defined and understood. In this study, major surface river drainage areas, outcrop thicknesses, subsurface GR / Res borehole log data were evaluated and integrated to define the reservoir types, thicknesses, distribution and application to exploration campaigns in Southern Bida Basin (Okoto Sub-Basin). Rivers Kaduna, Kampe and others have extensive 395 – 60,575 Km2 drainage areas, which directly supported.....
Keyword: Kwali High, Okoto Sub-basin, Second-order Fanglomerates Deposits, Channels, Distal Fans
[1]. Abubakar, M.B., 2019, A Re-think on the Stratigraphy of the Nigerian Sector of the Chad Basin and its Implications on Petroleum Potential. Cretaceous Basins in Nigeria, Extended Abstracts, Nigerian Association of Petroleum Explorationists. March 2019 Special Workshop on Cretaceous Basins in Nigeria.
[2]. Adegoke, O. S., Ladipo, K. O., Bako, M. D. and Umaru, A. F. M., 2015, Nigeria's Frontier Basins – Unrealised Rift System Hydrocarbon Potential. In Petroleum Systems of Rift Basins. GSEPM Special Publication p. 651-710.
[3]. Adeleye, D.R. (1974b): Sedimentology of Fluvial Bida Sandstone (Cretaceous), Nigeria. Sedimentary Geology 12: 1 – 24.
[4]. Adeleye, D. R., 1975, Nigerian Late Cretaceous Stratigraphy and Paleoecology, American Association of Petroleum Geologists, Bull 59, 2302-2313.
[5]. Akande, S. O., Ojo, O.J., Erdtmann, B. D. and Hetenyi, M., 2005, Paleoenvironments, Organic Petrology and Rock- Eval Studies on Source Rock Facies of the Lower Maastrichtian Patti Formation, Southern Bida Basin, Nigeria. Journal of African Earth Sciences, 41 (2005) 394-406
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Abstract: The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) data were utilised to construct lithological units and structural maps for a specific region in this experiment. Multispectral satellite images are used in earth science to analyse structure and hydrothermal change. Although gold cannot be identified directly by remote sensing methods, the presence of minerals with diagnostic spectrum signatures, such as iron oxides and clay minerals, can. The results of remote sensing techniques such as colour composite (CC), band ratio (BR), principal component analysis (PCA), and minimal noise fraction (MNF) have been assessed using a geological map of the area......
Keyword: Satellite Image, Spectral Signatures, hydrothermally altered rocks, Spectral Separability, Spectral Library.
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[5]. Ballance, P. F. and Waiters, W. A. (2002) 'Hydrothermal alteration, contact metamorphism, and authigenesis in Ferrar Supergroup and Beacon Supergroup rocks, Carapace Nunatak, Allan Hills, and Coombs Hills, Victoria Land, Antarctica', New Zealand Journal of Geology and Geophysics, 45(1), pp. 71–84.