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Geological Controls and Prospectivity Mapping for Manganese Ore Deposits Using Predictive Modeling Comparison: An Integration of Outcrop and Remote Sensing Data, Sinai Microplate, Egypt.
Faculty
Science
Year:
2023
Type of Publication:
ZU Hosted
Pages:
Authors:
Sarah Ahmed Mohamed Ibraheim
Staff Zu Site
Abstract In Staff Site
Journal:
Journal of Earth Science SPRINGER
Volume:
Keywords :
Geological Controls , Prospectivity Mapping , Manganese , Deposits
Abstract:
One of the most controversial minerals in their origin and occurrence around the world are manganese deposits. The Abu Zenima area is rated one of the most economically important places where manganese ore deposits (Mn ODs) are located in the southwest Sinai microplate, Egypt. These deposits are confined with the Um Bogma Formation (UBF) and the reserves of this region are relatively small. In this study, optical and radar data are used in a new challenge as an attempt to reach the closest controls and setting of Mn ODs. Moreover, Frequency Ratio (FR) and Logistic Regression (LogR) predictive models are applied to integrate different geospatial thematic maps, to predict new potential resource zones for increasing the ranges of mining quarries. Landsat8 OLI, Sentinel-2A MultiSpectral Instrument and Radar (Sentinel-1B) data are combined for mapping Mn ODs locations and their relationship with geological structures and the surrounding rocks. Band ratio, Principal and Independent Component Analysis techniques and four classification algorithms were implemented to the optical' VNIR and SWIR bands. Unusually, the interferometric processing steps for Sentinel-1 data were made for understanding the tectonic features in the area. The FR and LogR models are validated during fieldwork with known Mn ODs locations. Results indicate that processed images are capable of differentiation of UBF which broadly distributed in the central and southern parts of the area. Mn ODs possibly formed by thermal events that attributed to paleo-volcanic events before the rift stage. The high accuracy of LogR model (0.902) suggests that high Mn ODs potential zones are identified within the intersected fault zones near granitic units. This integration is recommended for discriminating hydrothermally Mn ODs in other arid geographic regions.
Author Related Publications
Sarah Ahmed Mohamed Ibraheim, "Imaging of wastewater percolation in heterogeneous soil using electrical resistivity tomography (ERT): a case study at east of Tenth of Ramadan City, Egypt", Springer, 2017
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Sarah Ahmed Mohamed Ibraheim, "Assessment of oxidation ponds impact using DC resistivity method in Tenth of Ramadan city, Egypt", ZAGAZIG UNIVERSITY, 2014
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Sarah Ahmed Mohamed Ibraheim, "Hydrothermal Zones Detection Using Airborne Magnetic and Gamma Ray Spectrometric Data of Mafic/Ultramafic Rocks at Gabal El-Rubshi Area, Central Eastern Desert (CED), Egypt", AENSI Publication, 2017
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Sarah Ahmed Mohamed Ibraheim, "Environmental assessment of Atalla gold mine area, Central Eastern Desert, Egypt", AENSI Publication, 2017
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Sarah Ahmed Mohamed Ibraheim, "A New Vector for Mapping Gold Mineralization Potential and Proposed Pathways in Highly Weathered Basement Rocks using Multispectral, Radar, and Magnetic Data in Random Forest Algorithm", Springer, 2023
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Department Related Publications
Osama Mohamed Abdelmoneim Elbadry, "El-Badry, O. A. Samir & S. Riad, : Geological conditions of Hammam Faraon thermal spring Sinai, Egypt: Bull. Fac. Sci., Zagazig Univ., V. 10, p. 1 16.( 1988)", لايوجد, 1900
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Osama Mohamed Abdelmoneim Elbadry, "El-Badry, O. Hassaan, Abdullah & El Masry : Geo¬chemistry of two cores from the East Mediterranean Bull. Fac. Sci. Zagazig Univ., V. 5, p. 268 293. (1983)", لايوجد, 1900
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Osama Mohamed Abdelmoneim Elbadry, "El Badry, O. & Hassaan, Contribution of the Geochemical characteristics of the Cretaceous Shaly Beds, Baharia Oasis, Western Desert, Egypt: Fifth Iraqi Geological Cong. Baghdad, Iraq. (Abstract). (1978)", لايوجد, 1900
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Osama Mohamed Abdelmoneim Elbadry, "El-Badry, O. Hassaan & El Sheimi, : Contribution to Geo¬chemistry of some Kaolinites of Kalabsha, Egypt: ICSOBA IM Conference, Cagliari, Italy (1979), p. 325 332. (1981)", لايوجد, 1900
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Samir Mahmoud Ahmed Zaid, "التعرف علي بيئة الترسيب لمتكون النخل في غرب وسط سيناء.", لايوجد, 1900
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