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Geochemistry of magnetite in beach sands, stream sediments, and in situ magnetites in surrounding rocks at north Taiwan island
The geochemistry of magnetite provides constraints on the source(s) of the magnetite and other ore minerals. In this study, we constructed a...
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Effect of permeability on liquefaction potential of silty sands
Due to the increasing pore water pressure in the saturated sandy soils under dynamic loads, soils turn from solid to a liquid state, and loss of...
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Mineralogy and geochemistry of sands of the lower course of the Sanaga River, Cameroon: implications for weathering, provenance, and tectonic setting
This study focuses on the mineralogy and bulk chemical composition of 19 sediment samples, collected from the Sanaga River bed, between Nanga-Eboko...
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Shaking table tests to parametrically evaluate post-shaking settlements and pore water pressure build-up in marine sands
Among the important effects of the liquefaction, the settlement of sands due to the cyclic loading is considered in this paper. In this regard, an...
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Assessment of lumped particles effect on dynamic behaviour of fine and medium grained sands
One novel aspect addressed here is the effect of the lumped particle on the dynamic behaviour of cohesionless soil. The effects of particle size and...
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Oil Sands, Heavy Oil, Tight Oil/Gas, BCGAs and CBM
Unconventional reservoirs differ from conventional hydrocarbon reservoirs because of their poor matrix porosity and permeability and are...
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Characterising Undrained Behaviour of Imperfectly Saturated and Unsaturated Sands
The different states of saturation in sand deposits particularly close to full saturation are introduced, and their effects on the liquefaction...
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Characterization of reservoir sands using 3D seismic attributes in the coastal swamp area of Niger Delta Basin
Hydrocarbon accumulation and production within the Niger Delta Basin are controlled by varieties of geologic features guided by the depositional...
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Application of model based post-stack inversion in the characterization of reservoir sands containing porous, tight and mixed facies: A case study from the Central Indus Basin, Pakistan
AbstractPorosity is a key parameter for reservoir evaluation. Inferring the porosity from seismic data is often challenging and prone to...
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Pore Space and Fluid Phase Characterization in Round and Angular Partially Saturated Sands Using Radiation-Based Tomography and Persistent Homology
The multiphase flow transport properties find ubiquitous applications in partially saturated granular media, particularly in the vadose zone due to...
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Estimating Stable Measured Values and Detecting Anomalies in Groundwater Geochemistry Time Series Data Across the Athabasca Oil Sands Area, Canada
Regional groundwater monitoring in the Athabasca region of Alberta, Canada, provides information on groundwater quality and geochemical changes over...
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Evaluation of groundwater vulnerability and soil corrosivity of the Coastal Plain Sands, case of Delta State, Niger Delta South-South Nigeria
Delta State is one of the oil-producing states in the oil-rich Niger Delta region of Nigeria. Over the past decades, contaminants have been released...
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Seismic performance assessment of wall-type gravel and rubber drains in liquefaction mitigation of sands
Recent research in earthquake geotechnical engineering has experienced considerable development focusing mainly on the liquefaction mitigation...
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Geochemical studies of monazites from coastal sands of Kandivalasa–Dibbalapalem coast, Andhra Pradesh
The present study deals with the geochemical and geochronological studies of monazite from Kandivalasa–Dibbalapalem coast, north Andhra Pradesh. The...
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Assessing the hydrocarbon potential of the Kadanwari gas field using integrated seismic and petrophysical data
Kadanwari is a major gas-producing field in Pakistan's Lower Indus Basin (LIB), extensively explored for optimized production. However, the reservoir...
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Hydrocarbon prospective study using seismic inversion and rock physics in an offshore field, Niger Delta
This study integrates seismic inversion and rock physics techniques to evaluate the hydrocarbon potential of an offshore field in the Niger Delta....
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Assessment of undrained cyclic resistance of sand with non-plastic fines under sustained shear stress using a critical state interpretation
There are many geotechnical applications involving dams, embankments and slopes where the presence of an initial static shear stress prior to the...
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Exploration and production practice of oil sands in Fengcheng oilfield of Junggar Basin, China
Oil sands are characterized by shallow burial and extremely high viscosity, whose exploration technologies and production methods are quite different...
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Performance of Oil-Based Demulsifier and Water Clarifier for Treating Oil Emulsion Stabilized by Fine Sands in Oilfield Under Low Salinity Waterflooding
Asphaltenes can cause water-in-oil emulsion, which can be stabilized by produced fine sands. Selecting proper demulsifiers and water clarifiers is...
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On the Lithogeochemical Reconstruction of Possible “Geodynamic” Types of Granites-Sources of Arkose Clastic Material
Abstract —A number of examples are considered in which modern arkose sands as well as arkose and compositionally similar sandstones (all of the above...
