WebThe Bastar Craton of Central India: Tectonostratigraphic evolution and implications in global correlations. Earth-Science Reviews 2024;221:103770; Biswajit Hazarika, Deepak B. Malpe, Ashish Dongre. Petrogenesis of mafic dykes from the western Bastar craton of Central India and their relation to outgrowth of Columbia supercontinent. WebThe geological evolution of the Bastar Craton matches that of Western Australia and South Africa. Such similarities can be analysed to develop a unified Palaeoproterozoic assembly for these provinces. Abstract The Bastar Craton of India is composed of Archaean nuclei of tonalite–trondhjemite–granodiorite gneisses, enveloped by an older ...
Major-trace element and Sr-Nd isotope compositions of mafic …
Webthe craton contains greenstone belts, which occur as small isolated outcrops near Bastar, Jeypore, Bijapur, So-nepur and Sonakhan (Fig. 1). Bastar craton is the least studied terrain among the cratons of the Indian plate, and so also its greenstone belts. Details of the geological and geochemical studies of these greenstone belts are warran- WebFeb 11, 2024 · The Archaean Bastar craton of central India comprises three different mafic dyke swarms of Precambrian age. Two sets of mafic dyke swarms are subalkaline … dr. med. frackowiak beata
Bundelkhand craton - SlideShare
WebMar 3, 2015 · The Indian shield represents a vast repository of the Precambrian geological record. The Precambrian sedimentary basins were developed on four major Archaean nuclei (Dharwar, Bastar, Singhbhum and Aravalli–Bundelkhand; Fig. 1.1) and are comparable to those of Australia, South Africa, Canada and Brazil in scale and importance for global … WebJan 18, 2024 · The second stage describes the closed-system evolution of this source reservoir from T D until formation of the Singhbhum Craton at T S as a function of its Sm/Nd ratio (147 Sm/ 144 Nd src). WebAs cratons have remained tectonically stable for a prolonged time since the Archean Eon (>2420 Ma) they would be expected to preserve the record of over 1.6 Gyr duration of … cold shoulder heartbroken misspoken