Emplacement ages of Paleoproterozoic mafic dyke swarms in eastern Dharwar craton, India: Implications for paleoreconstructions and support for a∼ 30° change in …

U Söderlund, W Bleeker, K Demirer, RK Srivastava… - Precambrian …, 2019 - Elsevier
Large igneous provinces (LIPs) and especially their dyke swarms are pivotal to
reconstruction of ancient supercontinents. The Dharwar craton of southern Peninsular India …

Precambrian mafic dyke swarms in the Singhbhum craton (eastern India) and their links with dyke swarms of the eastern Dharwar craton (southern India)

RK Srivastava, U Söderlund, RE Ernst, SK Mondal… - Precambrian …, 2019 - Elsevier
Based on trend, cross-cutting relationships and U-Pb dating, Precambrian mafic dykes in the
Singhbhum craton, earlier collectively identified as 'Newer Dolerite Swarm', have been …

Neoarchean-Mesoproterozoic mafic dyke swarms of the Indian Shield mapped using Google Earth™ images and ArcGIS™, and links with large igneous provinces

AK Samal, RK Srivastava, RE Ernst… - Dyke swarms of the World …, 2019 - Springer
We present dyke swarm maps generated using Google Earth™ images, ArcGIS™, field data,
and available geochronological ages of Neoarchean-Mesoproterozoic (ranging in age …

Sr-Nd isotope geochemistry and petrogenesis of ca. 2.26–2.25 Ga and ca. 2.08 Ga mafic dyke swarms from the Dharwar craton, India: Insights into their mantle …

AK Samal, RK Srivastava, W Rahaman - Lithos, 2021 - Elsevier
Abstract Whole-rock and Sr-Nd isotopic data on the NS to NNE-SSW trending ca. 2.26–2.25
Ga Ippaguda-Dhiburahalli and the NS, NW-SE to NE-SW trending ca. 2.08 Ga Devarabanda …

Multiple mantle melting events for two overlap** ca. 2.21-2.18 Ga mafic dyke swarms in the Dharwar craton, India

AK Samal, AK Rai, RK Srivastava - International Geology Review, 2021 - Taylor & Francis
Two distinct NW-to WNW-trending mafic dike swarms of the previously dated ca. 2.21 Ga
Anantapur-Kunigal and ca. 2.18 Ga Mahbubnagar-Dandeli swarms, emplaced in the …

Geochemistry, petrogenesis, and geodynamic implications of NE–SW to ENE–WSW trending P alaeoproterozoic mafic dyke swarms from southern region of the …

AK Rai, RK Srivastava, AK Samal… - Geological …, 2019 - Wiley Online Library
A number of NE–SW to ENE–WSW trending Palaeoproterozoic mafic dykes, intruded within
the Archean basement rocks and more conspicuous in the southern parts of the western …

Paleoproterozoic (1.88–1.89 Ga) ultramafic–mafic sills, Cuddapah basin, India—revisited: Implications for interaction between mantle plume and metasomatized …

AK Samal, RK Srivastava, GC Gautam - Journal of Earth System Science, 2019 - Springer
A number of mafic–ultramafic sills, which are supposed to be part of the widespread~ 1.88–
1.89 Ga Hampi–Bastanar Large Igneous Province of the Indian shield, are reported to …

Origin of the Paleoproterozoic basaltic dikes from the central and eastern Dharwar Craton and sills and volcanics from the adjoining Cuddapah Basin, southern India

N Chatterjee - Contributions to Mineralogy and Petrology, 2023 - Springer
Reverse fractionation modeling considering energy-constrained assimilation-fractional
crystallization is performed to estimate primary magma compositions, degree of crustal …

ArcGIS studies and field relationships of Paleoproterozoic mafic dyke swarms from the south of Devarakonda area, Eastern Dharwar Craton, southern India …

AK Samal, RK Srivastava, LK Sinha - Journal of Earth System Science, 2015 - Springer
Abstract Google Earth Image and cross-cutting field relationships of distinct
Paleoproterozoic mafic dykes from south of Devarakonda area in the Eastern Dharwar …

Major and trace element geochemistry of olivine from an ENE-trending picrite dyke, genetically linked to the ca. 1.89–1.88 Ga Hampi swarm, western Dharwar craton …

AK Samal, S Datta, J Pattnaik, D Kumar, RK Srivastava - Geochemistry, 2022 - Elsevier
The presence of recycled crust in the lithospheric mantle of the Dharwar craton has been
investigated using trace element geochemistry of olivine grains from an ENE-trending …