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Showing 41-60 of 3,244 results
  1. High resolution map** of alteration zones in Daghbag and Bakriya gold occurrences (Central Eastern Desert, Egypt) using field, mineralogical-geochemical, and remote sensing data

    Daghbag and Bakriya gold occurrences are located at the western part of the central Eastern Desert of Egypt belonging to Barramiya gold district....

    Wael Hagag, Amr Abdelnasser in Arabian Journal of Geosciences
    Article 07 July 2021
  2. Petrology and geochemistry of the Az Zabirah south zone bauxite deposit at Al Ba’itha mine, north-central Saudi Arabia

    In the central north of Saudi Arabia, outcrop samples from the Cretaceous bauxite profile deposits in the Az Zabirah area were subjected to a...

    Mahmoud A. Galmed, Hisham A. Gahlan, ... Khaled M. Al Kahtany in Geosciences Journal
    Article 14 March 2024
  3. Paleo-environmental study of the Raniganj and Barakar Formations: Implications from the Geochemical and Geomechanical Aspects of Sandstone and Shale

    The study considers the impact of the degree of weathered material constituting the sedimentary rocks on the strength of the Lower Gondwana coal...

    Tabish Rahman, Kripamoy Sarkar, ... Md. Sakir Ahmad in Journal of the Geological Society of India
    Article 15 November 2022
  4. Alteration patterns related to copper mineralization in dioritic rocks at the Dara area, north Eastern Desert, Egypt

    The Dara copper mineralization is one of more than 15 copper occurrences distributed in the Neoproterozoic crust of the Eastern Desert of Egypt. The...

    Hossam A. Helba, Mohamed A. Ghonaim, ... Ahmed M. El Makky in Arabian Journal of Geosciences
    Article 09 June 2021
  5. Estimation of in situ geotechnical properties on highly weathered granite using chemical weathering indices

    Highly weathered granites exist in thick subsurface layers in most regions of South Korea and are often used as a bearing stratum of geotechnical...

    Seung-Hwan Lee, Sung-Ha Baek, ... Choong-Ki Chung in Bulletin of Engineering Geology and the Environment
    Article 23 March 2020
  6. Alteration, Chemical Processes, and Parent Rocks of Haléo-Danielle Plateau Bauxite, Adamawa–Cameroon

    Abstract

    The Haléo-Danielle Plateau bauxite deposit forms the largest part of the 15 km long Minim-Martap Bauxite ore district in the Adamawa Region...

    D. G. Nyamsari, M. G. Yalçin, I. Wolfson in Lithology and Mineral Resources
    Article 12 May 2020
  7. Geochemical characterization of the Middle Cambrian sandstones from Spiti Basin, India: implications for paleoenvironment, provenance, and tectonic setting

    The geochemical and petrological studies were carried out to deduce the chemical composition, provenance, and intensity of chemical weathering of the...

    Shivani Pandey, Poonam Jalal, ... Ramesh K. Sehgal in Arabian Journal of Geosciences
    Article 29 December 2022
  8. Weathering and accumulation of trace elements in the soils of the Porali Plain, Balochistan: repercussions in agriculture

    This study is the first attempt to assess the nature of the soil, especially on the western side of the Porali Plain in Balochistan; a new emerging...

    Maria Kaleem, Erum Bashir, ... Bushra Shahab in Acta Geochimica
    Article 24 November 2023
  9. Petrography and Geochemistry of Sullavai Sandstones of Kanpa-Tempa, Chandrapur District, Maharashtra, India

    The data on petrography and geochemical behaviour of Neoproterozoic siliciclastic sandstones of Kanpa-Tempa area from Chandrapur District are...

    Article 18 September 2023
  10. Critical evaluation of weathering indexes for paleoclimatic reconstructions: indication from recent sediments and Mesozoic sedimentary rocks from equatorial to tropical Central Africa (Cameroon and Nigeria)

    An evaluation was done to better understand the utilization of empirical formulas and discrimination diagrams in the determination of sediment...

    Paul-Désiré Ndjigui, Armel Zacharie Ekoa Bessa, ... Elisé Sababa in Arabian Journal of Geosciences
    Article 12 June 2023
  11. An investigation on palaeoclimatic conditions and depositional environment of Palaeocene Therria Sandstone, north-east India

    Petrography and geochemistry (major element oxide) have been carried out to reveal the compositional variation, palaeoclimatic conditions and...

    T. Ngamlengin Haokip, Urbashi Sarkar, Bibhuranjan Nayak in Journal of Sedimentary Environments
    Article 09 December 2022
  12. Physico-chemical studies and mineralogical characterisation of clays for ceramic raw materials

    The use of clay for ceramic application and the quality of ceramic products has been reported in the literature. Such scientific information has...

    David Oluwasegun Afolayan, Gbetoglo Charles Komadja, Azikiwe Peter Onwualu in Arabian Journal of Geosciences
    Article 24 August 2022
  13. Weathering and paleoprecipitation indices in a Late Pleistocene–Holocene loess–paleosol sequence in central Argentina

    A Late Pleistocene–Holocene loess–paleosol sequence in central Argentina was studied to obtain a weathering insight and to probe geochemical tools as...

    Sabrina Rouzaut, Verena Agustina Campodonico, Andrea Inés Pasquini in Environmental Earth Sciences
    Article 06 January 2021
  14. Geochemistry and predictability of tropical clay behaviour using different techniques

    Due to complications in describing and analysing the behaviour of earth materials resulting from alteration of rocks, detailed laboratory and...

    Ismail Adeniyi Okewale, Hendrik Grobler in Arabian Journal of Geosciences
    Article 27 October 2021
  15. On weathering understanding and its characterization by petrographic indices: a study case about the criterion establishment for the textural classification of rock-forming minerals under weathering

    Several studies have addressed the elaboration of petrographic indices, applicability, and their execution in the characterization of weathering...

    João Paulo Monticelli, Joel Barbujiani Sígolo, Marcos M. Futai in Environmental Earth Sciences
    Article 29 May 2021
  16. Soil chronosequence derived from landslides on the upper reach of Minjiang River, western China

    Soil chronosequences derived from landslides with certain time series are the great avenue to elevate our understanding on the processes of...

    Jun-bo He, Yan-hong Wu, ... Jun Zhou in Journal of Mountain Science
    Article 20 May 2023
  17. Mineralogy and Geochemistry of Marine Sediments in the Northeastern Gulf of Mexico

    In this study, five sediment cores (N57, N59, N60, N61, and N63) were recovered from the deep-sea area of the northeastern Gulf of Mexico (~1851 m,...
    Mayla A. Ramos-Vázquez, John S. Armstrong-Altrin, ... David Alberto Salas-de-León in Geochemical Treasures and Petrogenetic Processes
    Chapter 2022
  18. Map** hydrothermal alteration zone through aster data in Gadag Schist Belt of Western Dharwar Craton of Karnataka, India

    Alteration zones are developed in a wide range of geological milieus such as volcano-plutonic rocks. Hydrothermal alteration zones are considered an...

    Nisha Rani, Tejpal Singh, Venkata Ravibabu Mandla in Environmental Earth Sciences
    Article 21 November 2020
  19. Sand Dunes in Kuwait, Morphometric and Chemical Characteristics

    There are around 2,304 sand dunes scattered within seven dune fields in Kuwait. The longest barchanoid chain dune in Kuwait is 2400 m and 900 m. All...
    A. M. Al-Dousari, M. Al-Sahli, ... M. Ahmed in The Geology of Kuwait
    Chapter Open access 2023
  20. Geochemistry of sand along the coastal beaches of the Mundeck formation and River Ntem, south Cameroon

    The sands in the Ntem river (NRS), Upper Mundeck beach (UMBS) and Lower Mundeck beach (LMBS) in the Kribi Campo sub-Basin, were analysed...

    Nfor Shannon Ngwakfu, Bokanda Ekoko Eric, ... Christopher M. Agyingi in Journal of Sedimentary Environments
    Article 24 May 2024
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