| | Journal (article/letter/editorial) | Nongchram Fault Zone of SwangkreâRongmil area of Shillong plateau, NE India: Implications for genetic...DEVI* Arya Vidyapeeth College, Guwahati, Assam, India. e-mail: nrdevi@rediAmail.com MS received 4 July...in the western part of the Shillong plateau, NE India, in order to trace their petrological, geotectonic...of NE India: older Proterozoic dolerite dykes related to J. Earth Syst. Sci. (2020)129:79 Khasi Greenstone...are well exposed in West Garo, East Garo and South Khasi Hills districts of Meghalaya in NEâSW, NWâSE and | | Saha, Abhishek, Ganguly, Sohini, Ray, Jyotisankar, Koeberl, Christian, Thöni, Martin, Sarbajna, C., Sawant, S.S. (2017) Petrogenetic evolution of Cretaceous Samchampi-Samteran Alkaline Complex, Mikir Hills, Northeastern India: Implications on multiple melting events of heterogeneous plume and metasomatized sub-continental lithospheric mantle. Gondwana Research, 48. 237-256 doi:10.1016/j.gr.2017.04.022 | Journal (article/letter/editorial) | Samchampi-Samteran Alkaline Complex, Mikir Hills, Northeastern India: Implications on multiple melting events...Samchampi-Samteran Alkaline Complex, Mikir Hills, Northeastern India: Implications on multiple melting events...Samchampi-Samteran Alkaline Complex, Mikir Hills, Northeastern India: Implications on multiple melting events...Science, Goa University Taleigao Plateau, Goa 403206, India M 2 AN National Institute of Oceanography (Council...Industrial Research) Dona Paula, Goa- 403 002, India 3 ED Department of Geology, University of Calcutta | | | Journal (article/letter/editorial) | natite complex, Shillong Plateau, Northeastern India: petrological and genetic significance Rajesh K...of Geology, Banaras Hindu University, Varanasi, India Received October 17, 2002; revised version accepted...Gwalani Summary The Shillong Plateau of northeastern India hosts four Early Cretaceous (105â107 Ma) ultram...of the major structural features of Northeastern India. The Shillong Plateau, roughly rectangular in shape...(1) Sung Valley, (2) Jasra, (3) Samchampi, (4) Swangkre], 8. Cretaceous-Tertiary sediments. Blank portion | | | Journal (article/letter/editorial) | Karbi Anglong, Shillong Plateau, Northeastern India Rajesh K. Srivastava*and Anup K. Sinha Igneous Petrology...rocks of Shillong plateau at Jasra, Karbi Anglong district of Assam. It is associated to the fracture system...northeastern India (Kumar et al., 1996). Four such complexes (Sung Valley, Jasra, Samchampi, and Swangkre) are...one complex (Barpung) is reported from the Mikir Hills massif (Fig. 1). These AUC, associated with carbonatite...1'40":26°-2600'47") is situated in Karbi Anglong district (Hamren sub-division) of Assam at the eastern | | Srivastava, Rajesh K., Heaman, Larry M., Sinha, Anup K., Shihua, Sun (2005) Emplacement age and isotope geochemistry of Sung Valley alkalineâcarbonatite complex, Shillong Plateau, northeastern India: implications for primary carbonate melt and genesis of the associated silicate rocks. Lithos, 81 (1) 33-54 doi:10.1016/j.lithos.2004.09.017 | Journal (article/letter/editorial) | alkalineâcarbonatite complex, Shillong Plateau, northeastern India: Implications for primary carbonate melt and genesis...Geology, Banaras Hindu University, Varanasi 221 005, India b Department of Earth and Atmospheric Sciences,...intrusions that occur in the Shillong Plateau, India. This complex comprises calcite carbonatite and...Keywords: Carbonatite; Silicate rocks; Sung Valley; India; UâPb perovskite Age; Sr and Nd isotopes; Primary...(1) Sung Valley, (2) Jasra, (3) Samchampi, (4) Swangkre. (b) Geological map of the Sung Valley ultram | | Melluso, L., Srivastava, R. K., Petrone, C. M., Guarino, V., Sinha, A. K. (2012) Mineralogy and magmatic affinity of the Jasra intrusive complex, Shillong Plateau, India. Mineralogical Magazine, 76 (5) 1099-1117 doi:10.1180/minmag.2012.076.5.03 | Journal (article/letter/editorial) | the Jasra intrusive complex, Shillong Plateau, India L. MELLUSO1,*, R. K. SRIVASTAVA2, C. M. PETRONE3...of Geology, Banaras Hindu University, Varanasi, India Department of Earth Sciences, Cambridge University...intrusive complex (Shillong Plateau, northeastern India) include phlogopite clinopyroxenites (with olivine...volcanism in the Early Cretaceous of northeastern India. K EY WORDS : clinopyroxenites, gabbros, syenites...titanite, amphibole, potassic rocks, Jasra intrusion, India. Introduction THE Jasra alkaline-maïŹc-ultramaïŹc | | | Journal (article/letter/editorial) | geochemistry of mafic dykes of Sylhet traps, Northeastern India, and their Kerguelen plume linkage Bibhas Sen 1...outpouring of Kerguelen plume active in the Northeastern India during the Cretaceous time along with that of the...Survey of India, Northeastern Region, Shylla Building, Nongrim Hills, Shillong 793003, India facilitate...basalt province of Sylhet traps in Northeastern India. The Sylhet traps is exposed as four dominant inliers...inliers in a narrow (60 km Ă 40 km) eastâwest band towards the southern fringe of Shillong Plateau. It | | | Journal (article/letter/editorial) | South America and India. In the Indian Subcontinent carbonatites occur in India, Pakistan, Afghanistan...considerable time range (>2400 Ma to <0.6 Ma) from India (Hogenakal, Newania, Sevathur, Sung Valley, Sarnu-Dandali...Geology, RTM Nagpur University, Nagpur (MH) â 440001, India; Email: randive101@yahoo.co.in Tushar Meshram: Department...440001, India; Geological Survey of India, Central Region, Seminary Hills, Nagpur (MH) â 440006, India Open...carbonatite magmatism of Northeastern region of India, whereas Schleicher et al. [22] and Pandit et al | | | Book | Series Series Editor Satish C. Tripathi, Lucknow, India The Society of Earth Scientists Series aims to...Atmospheric Science University of Hyderabad Hyderabad, India ISSN 2194-9204 ISSN 2194-9212 (electronic) Society...Gewerbestrasse 11, 6330 Cham, Switzerland Foreword India is known since long to possess large reserves of...rich in light rare earth element. Exploration in India for Rare Earth Element (REE) deposits since the...the RE Industry in India largely through the initiative taken by the IREL (India) Limited, the Atomic | | | Journal (article/letter/editorial) | diopside + pargasite + phlogopite + Fe-Ti oxides ± plagioclase ± apatite) is very similar to lamprophyric facies...suggested that the volcanic products in the Qorveh district formed from two distinctive volcanic cycles: High-K...tectonic settings have been proposed for the Qorveh district: within-plate or OIB-like setting (Haghnazar and...considered a Pleistocene age (0.5â1.3 Ma) for the District, and no volcanic activities were recorded during...a eutaxitic texture and microphenocrysts of plagioclase (Pl), amphibole (Hbl), quartz (Qtz) and K-feldspar | | | Report (issue) | belt passing through northern Britain and east and west Greenland. The second phase occurred at 54 Ma, was...whiteâglaciers; dashed linesâextinct rift zones (two in west Iceland and two in east Iceland). Downloaded from...location for the locus of melt extraction ~500 km west of St. Helena. No current volcanism is observed...the Walvis Ridge is mirrored by similar volcanism west of the Mid-Atlantic Ridge, the conjugate Rio Grande...resulting from changes in distant plate motions (e.g., India-Eurasia and Africa-Europe collisions). They proposed |
|