Results 1 to 10 of about 1,147,810 (109)

Objective Regolith-Landform Mapping in a Regolith Dominated Terrain to Inform Mineral Exploration [PDF]

open access: yesGeosciences, 2018
An objective method for generating statistically sound objective regolith-landform maps using widely accessible digital topographic and geophysical data without requiring specific regional knowledge is demonstrated and has application as a first pass ...
Alicia S. Caruso   +4 more
doaj   +4 more sources

Regolith mapping of deeply weathered terrain in savannah regions of the Birimian Lawra Greenstone Belt, Ghana

open access: yesJournal of Geochemical Exploration, 2015
A regolith map for the Lawra Belt has been developed by categorizing the regolith-landform units by processing and interpreting remote sensing data. Regolith landform units were extracted from Landsat band ratios 3/1 and 5/4 to map ferruginous saprolite ...
Emmanuel Arhin   +2 more
exaly   +7 more sources

Landform-regolith mapping in the West African context

open access: yesOre Geology Reviews, 2020
International audienceIn this paper, we present an integrated landform-regolith mapping protocol/chart for West Africa developed using a case from Central Burkina Faso.
Dominique Chardon
exaly   +2 more sources

Geochemical Pathways Defined by Predictive Regolith-Landform Models Using TanDEM-X Data in the Tanami Region, Australia

open access: yesEarth Science, Systems and Society
The Granites-Tanami Orogen (GTO) is a significant auriferous province located in the poorly exposed southwestern part of the North Australian Craton. This paper looks at the data sources that are suited to studying regolith-landform in areas such as the ...
Richard Llewellyn Langford
doaj   +2 more sources

Landform-regolith patterns of Northwestern Africa: Deciphering Cenozoic surface dynamics of the tropical cratonic geosystem

open access: yesEarth-Science Reviews, 2023
International audienceThe tropical cratonic geosystem encompasses non-orogenic continental domains of the tropical belt that developed and preserved Cenozoic lateritic regolith mantles (i.e., the products of intense rock weathering).
Dominique Chardon
exaly   +2 more sources

Neogene cratonic erosion fluxes and landform evolution processes from regional regolith mapping (Burkina Faso, West Africa)

open access: yesGeomorphology, 2015
The regionally correlated and dated regolith–paleolandform sequence of Sub-Saharan West Africa offers a unique opportunity to constrain continental-scale regolith dynamics as the key part of the sediment routing system.
Dominique Chardon   +2 more
exaly   +2 more sources

The Rocklea Dome 3D Mineral Mapping Test Data Set [PDF]

open access: yesEarth System Science Data, 2021
The integration of surface and subsurface geoscience data is critical for efficient and effective mineral exploration and mining. Publicly accessible data sets to evaluate the various geoscience analytical tools and their effectiveness for ...
C. Laukamp, M. Haest, T. Cudahy
doaj   +1 more source

ASTER Mineral Classification for Regolith Mapping in Tick Hill Mount Isa, Northwest Queensland

open access: yesIndonesian Journal on Geoscience, 2017
DOI: 10.17014/ijog.4.2.97-109This paper analyzed the mineral maps of AlOH bearing minerals and iron oxide using ASTER imagery in Tick Hill, Mount Isa, northwestern part of Queensland, as a guide for mapping the regolith unit within the area. Tick Hill is
Fitri Agustin
doaj   +1 more source

Modeled Subsidence of Permafrost Terrain 2025–2050: North‐Central Alaska

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT A large fraction of the Alaska terrain is underlain by regolith that contains excess ice (ice that in volume exceeds the natural pore space). Possible loss of excess ice would lead to ground subsidence, which in turn would disturb and destabilize the ground surface.
Jaakko Putkonen   +8 more
wiley   +1 more source

Underestimation of Planetary Contraction Due To Obscuration by Surface Roughness: The Case of Mercury

open access: yesGeophysical Research Letters, Volume 53, Issue 17, 16 September 2026.
Abstract Estimating Mercury's radial contraction is key to understanding the planet's geodynamic evolution. Contraction has been inferred from mapped shortening structures, whose heterogeneous distribution contradicts the isotropic contraction expected from global cooling.
G. Nishiyama   +6 more
wiley   +1 more source

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