Stochastic Modeling of the Thermal Structure to Decipher the Lithospheric Thickness: Application to Dharwar Craton
Sign Up to like & getrecommendations! Published in 2018 at "Pure and Applied Geophysics"
DOI: 10.1007/s00024-018-1963-1
Abstract: A wide range of speculation regarding lithospheric thermal thickness in a region calls for quantifying the uncertainties associated with model parameters. In this paper, we present an attempt to decipher it by solving the differential… read more here.
Keywords: lithospheric thickness; craton; structure; dharwar craton ... See more keywords
Petrology and geochemistry of the Mesoproterozoic Vattikod lamproites, Eastern Dharwar Craton, southern India: evidence for multiple enrichment of sub-continental lithospheric mantle and links with amalgamation and break-up of the Columbia supercontinent
Sign Up to like & getrecommendations! Published in 2018 at "Contributions to Mineralogy and Petrology"
DOI: 10.1007/s00410-018-1493-y
Abstract: Numerous lamproite dykes are hosted by the Eastern Dharwar Craton, southern India, particularly towards the northwestern margin of the Cuddapah Basin. We present here a comprehensive mineralogical and geochemical (including Sr and Nd isotopic) study… read more here.
Keywords: eastern dharwar; petrology; geochemistry; craton southern ... See more keywords
Geology and geochemistry of metabasalts of Shimoga schist belt, Dharwar Craton: implications for the late Archean basin development
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DOI: 10.1007/s12517-018-3568-5
Abstract: The late Archaean Shimoga schist belt in the Western Dharwar Craton, with its huge dimensions and varied lithological associations of different age groups, is an ideal terrane to study Archean crustal evolution. The rock types… read more here.
Keywords: group; geology; geochemistry; dharwar craton ... See more keywords
Eoarchean to Mesoarchean crustal evolution in the Dharwar craton, India: Evidence from detrital zircon U-Pb and Hf isotopes
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DOI: 10.1016/j.gr.2019.02.006
Abstract: Abstract The formation and evolution of continental crust in the Early Earth are of fundamental importance in understanding the emergence of continents, their assembly into supercontinents and evolution of life and environment. The Dharwar Craton… read more here.
Keywords: zircon; detrital zircon; eoarchean mesoarchean; evolution ... See more keywords
Nature and source of the ore-forming fluids associated with orogenic gold deposits in the Dharwar Craton
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DOI: 10.1016/j.gsf.2017.09.005
Abstract: Abstract Neoarchean orogenic gold deposits, associated with the greenstone-granite milieus in the Dharwar Craton include (1) the famous Kolar mine and the world class Hutti deposit; (2) small mines at Hira-Buddini, Uti, Ajjanahalli, and Guddadarangavanahalli;… read more here.
Keywords: source; geochemistry; gold; orogenic gold ... See more keywords
Detrital zircon U-Pb geochronology of stromatolitic carbonates from the greenstone belts of Dharwar Craton and Cuddapah basin of Peninsular India
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DOI: 10.1016/j.gsf.2019.04.010
Abstract: Abstract Oldest rocks are sparsely distributed within the Dharwar Craton and little is known about their involvement in the sedimentary sequences which are present in the Archean greenstone successions and the Proterozoic Cuddapah basin. Stromatolitic… read more here.
Keywords: cuddapah basin; geochronology; dharwar craton;
Both plume and arc : origin of Neoarchaean crust as recorded in Veligallu greenstone belt, Dharwar craton, India
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DOI: 10.1016/j.precamres.2018.04.019
Abstract: Abstract Several profound changes, including those involving formation of the continental crust, occurred on Earth during the Neoarchaean Era. However, the tectonic settings associated with Neoarchaean crustal growth are not well understood and vigorously debated.… read more here.
Keywords: neoarchaean crust; greenstone belt; crust; veligallu greenstone ... See more keywords
A 2207 Ma radiating mafic dyke swarm from eastern Dharwar craton, Southern India: Drift history through Paleoproterozoic
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DOI: 10.1016/j.precamres.2018.08.009
Abstract: Abstract We report new TE-TIMS precise Pb-Pb baddeleyite ages together with consistent paleomagnetic results on two Paleoproterozoic mafic dyke swarms, intruding Archean basement rocks in the northern and southern region of Cuddapah basin, Eastern Dharwar… read more here.
Keywords: dyke swarm; dharwar craton; mafic dyke; craton ... See more keywords
Redefining Dharwar Craton-Southern granulite terrain boundary in south India from new seismological constraints
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DOI: 10.1016/j.precamres.2019.105394
Abstract: Abstract The southern part of the Dharwar craton is an Archean granulite terrain that continues further south and joins with the Proterozoic Southern Granulite Terrain (SGT). The linkage and the boundary between the Dharwar craton… read more here.
Keywords: south india; granulite terrain; craton; dharwar craton ... See more keywords
Nature of charnockite and Closepet granite in the Dharwar Craton: Implications for the architecture of the Archean crust
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DOI: 10.1016/j.precamres.2019.105478
Abstract: Abstract The architecture of the Archean crust is crucial in understanding the geodynamics of cratonization. The Dharwar Craton in the Indian peninsula is well known for its continuous change of metamorphic grades from granulite facies… read more here.
Keywords: crust; craton; archean crust; charnockite closepet ... See more keywords
Early growth of the Indian lithosphere: Implications from the assembly of the Dharwar Craton and adjacent granulite blocks, southern India
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DOI: 10.1016/j.precamres.2019.105491
Abstract: Abstract This study provides a new perspective into the Archean accretionary tectonic evolution of the Dharwar Craton and the adjacent high-grade granulite blocks of southern India. The necessary constraints for this tectonic assembly were derived… read more here.
Keywords: blocks southern; southern india; granulite blocks; craton adjacent ... See more keywords