This assemblage is known to have experienced multiple deformation and metamorphic events followed by. Pdf bundelkhand, aravalli and dharwar cratons indian. Bastar craton bastar craton covers an area of 1,30,000 square km. Petrology, geochemistry and fluid inclusion studies of cu. This conference would offer a common platform for geoscientists to update.
Neoproterozoic hydrothermally altered basaltic rocks from. We report site motion of a permanent gps site at udaipur udai, rajasthan on the udaipur block of aravalli craton. Evidence of an early cryogenian metasomatic event in the northern aravalli orogen. Upb zircon ages from the aravalli craton and vindhyan. The aravalli mountain range is a northeastsouthwest trending orogenic belt in the northwest. Geochemical indices in particular, cia chemical index of alteration values avg. Rahaman, md sayad 2018 geochemical studies of the neoarchaean granitoids of the aravalli craton, northwestern indian shield. This site is like a library, use search box in the widget to get ebook that you want. Evolution of continental crust of the aravalli craton, nw india, during. The gps measurements of 20072011 suggest that the site moves at a rate of about 49 mmyear towards northeast. Insights from elemental and ndisotope geochemistry of the basement. Pdf bundelkhand, aravalli and dharwar cratons indian shield.
Paleosol occurrences along the archeanproterozoic contact in. Aravalli craton i craton malwa plateau saurashtra penitvula arabian sea deccan plateau bastar craton bay of bengal a dharwar craton. Geological evolution of the precambrian indian shield springerlink. Pdf neoarchaeanpalaeoproterozoic granitoids of the aravalli craton, represented. Introduction dharwar craton wdc and edc baster craton singbhum craton bundelkhand craton aravalli craton conclusion references contents. Implications for their origin and crustal evolution. Tectonic evolution of the aravalli mountains wikipedia.
Geochemical study of the neoproterozoic clastic sedimentary. Rajasthan, india implications for the evolution of aravalli craton. Pdf grey gneisses of the mangalwar complex, aravalli craton. Download fulltext pdf download fulltext pdf bundelkhand, aravalli and dharwar cratons indian shield. Implications for provenance, paleoweathering and supercontinent reconstruction, journal of asian earth sciences on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The aravalli craton is bounded by the himalayas in the north, the phanerozoic cambay graben in the southwest. Here we report new geochemical data for the neoarchaean berach sanukitoid series magmatism from the aravalli craton. Age, petrogenesis and significance of 1 ga granitoids and related rocks from the sendra area, aravalli craton, nw india. The precambrian lasted for more than 4 billionthe precambrian lasted for more than 4 billion years. The aravalli range joins two of the ancient earths crust segments that make up the greater indian craton, the aravalli craton which is the marwar segment of earths crust to the northwest of the aravalli range, and the bundelkand craton segment of earths crust to the southeast of the. Geological evolution of the precambrian indian shield m.
The archean banded gneissic complex bgc of the aravalli craton nw india is volumetrically most important basement complex scattered along the northwestern margin of the indian craton. Dec 01, 2003 read age, petrogenesis and significance of 1 ga granitoids and related rocks from the sendra area, aravalli craton, nw india, journal of asian earth sciences on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The aravalli mountain range is a northeastsouthwest trending orogenic belt in the northwest part of india and is part of the indian shield that was formed from a series of cratonic collisions. Conclusions dharwar super group is exposed both in wdc and edc. In order to establish the stabilization age of the aravalli craton of northwestern india, we have used an ion microprobe to measure 207 pb 206. It is mainly comprised of grey gneisses, undeformed granitoids and volcanosedimentary sequence.
In the east, the great boundary fault gbf separates the aravalli craton from the bundelkhand craton, although the two have. Geochemical evolution of the mangalwar complex, aravalli. Tectonic division of indian shield into five cratons thy are dharwar craton singhbhum craton aravalli craton bundelkhand craton bastar craton. Oct 01, 2012 read paleosol occurrences along the archeanproterozoic contact in the aravalli craton, nw india, precambrian research on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The granitoids display an intrusive relationship with the gneisses and yielded ages. Single grain 207 pb 206 pb zircon ages were determined for granitoids and gneisses which constitute the archaean basement rocks of the aravalli craton of rajasthan, northwestern indian shield. Upb zircon ages from the aravalli craton and vindhyan supergroup sediments, rajasthan discussion of tectonic implications. In wdc dharwar super group as divided into chitradurga and bababudan group.
If the ancient rocks are largely overlain by a cover of younger rocks then the hidden craton may be referred to as a platform. The emplacement ages of the igneous protolith and inferred ages of the metasedimentary rocks from both the bgci and the bgcii is summarised in table1. Stone quarrying in the aravalli hills in delhi, india. Aug 15, 2016 read geochemistry of archean metasedimentary rocks of the aravalli craton, nw india. Ahmedabad 380 009, india b department of geology, ml sukhadia university, udaipur, 3 001, india. Wholerock smnd isotope and elemental geochemistry of the neoarchaean to palaeoproterozoic granitoids npg of the aravalli craton, northwestern india have been presented to decipher its sources and its implications for crustal evolution processes. Pdf evolution of continental crust of the aravalli craton, nw india. A craton may be defined as the center of a continent which is relatively stable, with thin sedimentary sequences punctuated by unconformities. Click download or read online button to get the dharwar craton book now. Metamorphic evolution of palaeoproterozoic anatectic migmatites in.
The indian shield is made up of a mosaic of precambrian metamorphic terrains that exhibit low to highgrade crystalline rocks in the age range of 3. Garnetiferous pelitic to psammopelitic migmatites widespread across the central and eastern part of the aravalli delhi fold belt in nw india record two distinct orogenies, e. Features of goldbearing quartz veins in an artisanal miningdominated terrain, batouri gold district, eastern region. The ages of metamorphism in the aravalli craton are better constrained. We use cookies to offer you a better experience, personalize content, tailor advertising, provide social media features, and better understand the use of our services. The aravalli range also spelled aravali is a mountain range in northwestern india, running approximately 692 km 430 mi in a southwest direction, starting near delhi, passing through southern haryana and rajasthan, and ending in gujarat. The aravalli mountain range can broadly be divided into. Regional geological set up in terms of lithological makeup, the aravalli mountain range amr consists of an archean basement and two main unconformity bound supracrustal sequences. The aravalli range literally meaning line of peaks, is a range of mountains in western india running approximately 800 km in a northeastern direction across indian states of gujarat, rajasthan, haryana and delhi. Read neoproterozoic hydrothermally altered basaltic rocks from rajasthan, northwest india.
Recent structural work in the aravalli craton has shown the existence of a multiple orogenic precambrian history, although absolute ages of lithologies and events are uncertain e. Geochemical evolution of the mangalwar complex, aravalli craton. Deformation history and zirconmonazite geochronology of the bhilwara basement gneisses and purbanera belt, rajasthan, northwestern india joseph dsouza 1, prabhakar naraga 1, yigang xu 2, kamal kant sharma 3, and hetu sheth 1. The aravalli mountains consist of the aravalli and delhi fold belts, and are collectively known as the aravalli delhi orogenic belt. Pdf evolution of continental crust of the aravalli craton. Geochemistry of palaeoproterozoic rocks of aravalli. Basavarajappa 2nd semester, geology professor presentation on cratons of india 2. The aravalli mountain of rajasthan, western india, has nesw orographic trend and runs for over 700 km through the states of gujarat, rajasthan, haryana and.
Read geochemistry of archean metasedimentary rocks of the aravalli craton, nw india. Apr 20, 2012 the southeastern fringe of the precambrian aravalli fold belt has been designated as jahazpur belt, which includes two greenschist facies metasedimentary lithopackages, hindoli late archeanpaleoproterozoic and jahazpur paleoproterozoic groups. Exploration geology in and around udaipur, aravalli craton. Metamorphic evolution of palaeoproterozoic anatectic migmatites in the eastern part of the aravalli delhi fold belt, india.
Tectonic evolution of the aravalli orogen nw india. A field visit of selected geological sections in bgc is also planned. The aravalli craton situated in the northwestern india, together with the bundelkhand craton comprises the nib. May 01, 2009 read neoproterozoic hydrothermally altered basaltic rocks from rajasthan, northwest india. The crystalline basement of the aravalli craton is a heterogeneous assemblage dominated by granitic gneisses and granites with sporadic occurrences of amphibolites and dismembered sedimentary enclaves upadhyaya et al. A craton is an ancient part of the earths continental crust which has been more or less stable since precambrian times. This large time span is difficult for humans tothis large time span is difficult for humans to comprehendcomprehend suppose that a 24hour clock representedsuppose that a 24hour clock represented all 4. The northern end of the range continues as isolated hills and rocky ridges into. The aravalli mountain range amr in the northwestern part of the indian peninsula consists of two main proterozoic metasedimentary and metaigneous sequences, the aravalli and delhi supergroups, respectively, which rest over the archaean gneissic basement. Evolution of continental crust of the aravalli craton, nw india, during the neoarchaean palaeoproterozoic.
The aravalli range are the oldest fold mountains in india. Aravalli cratonic block to the west of the gbf and the bundelk handgwalior block to the east. Implications for late precambrian tectonic evolution of the aravalli craton, precambrian research on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Geochemistry of archean metasedimentary rocks of the aravalli. Do the bgci and bgcii domains of the aravalli craton. We present geochemical data on metapelite phyllite and metagreywackes from the hindoli group. Khariar, ampani, indravati and sukma basins of the bastar craton, pranhitagodavari valley pgv basin at the junction of bastar and dharwar craton, and cuddapah, bhimakaladgi basins of the dharwar craton fig. Age, petrogenesis and significance of 1 ga granitoids and. Crustal evolution of the bundelkhand craton in archean and comparison with other cratons of indian shield. As the site motion is consistent with the predicted plate motion using the estimated euler pole of rotation for the indian plate, it implies that there is. Pdf evolution of continental crust of the aravalli. Upb idtims zircon ages of ttg gneisses of the aravalli. Pdf archean ttg magmatism in the aravalli craton, nw india.
Submitted parvej alam by iit roorkee craton kraton is the greek word for shield. The western indian craton of rajasthan is occupied by. Pascoe eh 1959 a manual of the geology of india and burma, vol 2. The protolith ages for two gneisses, collected from east of udaipur, are. However, unlike the bgci, lithologies of the bgcii have received very little attention towards geochemical studies. The paleoproterozoic aravalli supregroup of rocks, hosted in aravalli craton of nw shield, is deposited in shallow and deep water conditions. The aravalli craton of the northwestern indian shield represents one of four regions of archean crust in the indian subcontinent. Instead we propose that the ttg rocks of the aravalli craton were formed.
The major lithologies are phyllites and quartzites with significant components of greywacks and dolomite. Regional map of the aravalli craton, adapted from heron 1953, sharma 1995, and roy and kataria 1999, and maps published by the geological. The collision between the bundelkhand craton and the marwar craton is believed to be the. The geological history of aravalli craton evolved through a wide span of time ranging from 3000 ma to about 500 ma gopalan et al. The plain, lying to the west of aravalli hills, covers 1,75,000 sq. Archean ttg magmatism in the aravalli craton, nw india. Within the aravalli craton, there are three tectonic litho domains viz archean banded gneissic complex bgc, paleo to mesoproterozoic aravalli delhi supracrustals and the neoproterozoic peripheral vindhyan and transaravalli terrane represented by sirohi, sindreth and punagarh basins gupta et al. Marwar basins of aravalli bundelkhand craton, chhattisgarh and its satellite basins i. Mar 26, 2014 we report site motion of a permanent gps site at udaipur udai, rajasthan on the udaipur block of aravalli craton. It demonstrates a paradigm shift towards studying the precambrian shield regions using petrological, geochemical, structural, metallogenic, sedimentological and paleobiological data from the rocks in the precambrian shield area, and presents a collection of. Rock types of the bundelkhand craton petrological studies comprising various rock types are mainly collected from parts of kabraimahobababinatalbehatbansilalitpurmadaura areas which are exposed along the national nh26 and state highways. Geochemistry of archean metasedimentary rocks of the. Other entities in the aravalli craton that are also possibly coeval include the mafic and.
Cratons whose ancient rocks are widely exposed at the surface, often with relatively subdued relief, are known as shields. Single zircon evaporation ages constraining the growth of the. Geochemical evolution of the mangalwar complex, aravalli craton, nw india. Geochronology, paleomagnetic signature and tectonic models of. Geochemistry, zircon ages and wholerock nd isotopic. Geochemical studies of the neoarchaean granitoids of the. Structural relationships and sr nd isotope systematics of. Geochemistry of sanukitoid series granitoids from the. This book presents findings from research into the precambrian history of the indian shield obtained using stateoftheart technology. The architecture and evolution of the singhbhum craton. Stabilization of the aravalli craton of northwestern india. The aravalli mountain range amr in the northwestern part of the indian peninsula consists of two main.
The dharwar craton download ebook pdf, epub, tuebl, mobi. Lamc icpms facility, csirnational geophysical research institute, hyderabad 500007, india. The most prominent physiographic feature of this craton is the nnesswtrending,c. Basement of the aravalli craton, commonly referred to as the banded gneissic complex bgc gupta, 1934, heron, 1953, is a collage of lithologies having varied composition and ages. Scribd is the worlds largest social reading and publishing site. Geochemical and nd isotopic studies of the neoarchaean. Geochemistry, zircon ages and wholerock nd isotopic systematics for palaeoproterozoic atype granitoids in the northern part of the delhi belt, rajasthan, nw india. It extends approximately 500 kilometres 311 mi from its northern end to isolated hills and rocky ridges into haryana, ending near delhi. Ramakrishna and vaidyanadhan, 2010 and the contiguous aravalli delhi mobile belts admb. Stabilization of the aravalli craton of northwestern india at 2. Constraints on the proterozoic evolution of the aravallidelhi orogenic. Pdf geochemical evolution of the mangalwar complex. Metamorphic evolution of palaeoproterozoic anatectic. Alwar hills eastern hill range, shekhawati hills central hill range, and mewar hills which include the udaipur, dungarpur and sirohi district.
Pdf geochemical evolution of the mangalwar complex, aravalli. Neoarchaeanpalaeoproterozoic granitoids of the aravalli craton. Neotectonic activity and parity in movements of udaipur. The aravalli range is the remnant of an early proterozoic orogen called the aravalidelhi orogen that joined the two older segments that make up the indian craton. It is mainly comprised of grey gneisses, undeformed granitoids and. Within the aravalli craton, there are three tectonic litho domains viz archean banded gneissic complex bgc, paleo to mesoproterozoic aravalli delhi supracrustals and the neoproterozoic peripheral vindhyan and trans aravalli terrane represented by sirohi, sindreth and punagarh basins gupta et al. Pdf crustal evolution of the bundelkhand craton in. The salumberghatol belt in rajasthan, india, situated along southern margin of the aravalli craton, hosts a cluster of cuau deposits in calcitic and dolomitic marbles that belong to debari group of the paleomesoproterozoic aravalli supergroup. Similarities between paleoproterozoic carbonates of the aravalli craton and similar strata from other continents strongly support the.
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