 | | 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 |  | | 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 (105–107 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) | | Group, Rm. 265, Navrangpura, Ahmedabad 380 009, India Received 11 November 1998; revised version received...recycled crustal carbon in carbonatites of Eastern India through a study of their stable isotope systematics...Science Letters 170 (1999) 205–214 207 champi and Swangkre) (Fig. 1) to characterize their source regions...earlier studies Fig. 1. Sketch map of Eastern India showing the approximate locations of the Rajmahal...complexes (1 D Swangkre; 2 D Sung Valley; 3 D Samchampi; 4 D Jasra) of Assam–Meghalaya Plateau. DF and |  | Srivastava, Rajesh K., Heaman, Larry M., Sinha, Anup K., Shihua, Sun (2005) Emplacement age and isotope geochemistry of Sung Valley alkaline–carbonatite 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) | | alkaline–carbonatite 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; U–Pb perovskite Age; Sr and Nd isotopes; Primary...(1) Sung Valley, (2) Jasra, (3) Samchampi, (4) Swangkre. (b) Geological map of the Sung Valley ultram |  | 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) | | 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) – 440001, India; Email: randive101@yahoo.co.in Tushar Meshram: Department...440001, India; Geological Survey of India, Central Region, Seminary Hills, Nagpur (MH) – 440006, India Open...carbonatite magmatism of Northeastern region of India, whereas Schleicher et al. [22] and Pandit et al |  | Veena, K., Pandey, B. K., Krishnamurthy, P., Gupta, J. N. (1998) Pb, Sr and Nd Isotopic Systematics of the Carbonatites of Sung Valley, Meghalaya, Northeast India: Implications for Contemporary Plume-Related Mantle Source Characteristics. Journal of Petrology, 39 (11) 1875-1884 doi:10.1093/petroj/39.11-12.1875 | Journal (article/letter/editorial) | | Systematics of the Carbonatites of Sung Valley, Meghalaya, Northeast India: Implications for Contemporary Plume-Related...DEPARTMENT OF ATOMIC ENERGY, HYDERABAD—500 016, INDIA RECEIVED SEPTEMBER 30, 1997; REVISED TYPESCRIPT...obtained for the carbonatites from Sung Valley, Meghalaya, placing their time of emplacement very close...similar to that observed for Ambadongar, western India, but different from the carbonatites of East Africa...preferentially an EM2 type signature. INTRODUCTION Valley, India Carbonatites are carbonate-rich igneous rocks of |  | | 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 |  | | Report (issue) | | belt passing through northern Britain and east and west Greenland. The second phase occurred at 54 Ma, was...white—glaciers; dashed lines—extinct 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 |
|
