Alkaline intrusion in a granulite ensemble in the Eastern Ghats belt, India: Shear zone pathway and a pull- apart structure

Proceedings of the Indian Academy of Sciences, Earth and Planetary Sciences

Volumn 113, Issue 1, 2004, Pages 37-48

  Bhattacharya, S ^a   Kar, Rajib ^b  

^a INDIAN STATISTICAL INSTITUTE   (India)

^b JK College   (India)

Author keywords

Alkaline magmatism; Eastern Ghats belt; Plume tectonics; Pull apart structure

Indexed keywords

ALKALINE ROCK; EMPLACEMENT; IGNEOUS INTRUSION; PULL APART BASIN; SHEAR ZONE; STRUCTURAL CONTROL;

ASIA; EASTERN GHATS; EURASIA; INDIA; SOUTH ASIA;

EID: 1842729423     PISSN: 02534126     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF02701997     Document Type: Article

References (24)

1. Bailey D K 1974 Continental rifting and alkaline magmatism: In: The Alkaline rocks, (ed) H Sorensen (John Wiley & Sons Ltd.) 148-159
2. Bhattacharya S, Sen S K and Acharyya A 1994 Structural setting of the Chilka Lake granulite-migmatite-anorthosite suite with emphasis on the time relation of charnockites; Precam. Res. 66 393-409
3. Bhattacharya S 1997 Evolution of the Eastern Ghats granulite belt of India in a compressional tectonic regime and juxtaposition against Iron Ore Craton of Singhbhum by oblique collision-transpression; Proc. Indian Acad. Sci. (Earth Planet. Sci.) 106 65-75
4. Bhattacharya S, Kar R, Misra S and Teixeira W 2001 Early Archaean continental crust in the Eastern Ghats granulite belt, India: Isotopic evidence from a charnockite suite; Geol. Mag. 138 609-618
5. Bhattacharya S 2002 Nature of tri-junction in the East Indian Precambrians: Example from the Eastern Ghats granulite belt, Singhbhum Craton and Bastar Craton around Paikmal, Western Orissa; Gond. Res. 5 53-62
6. Bhattacharya S, Kar R, Teixeira W and Basei M 2003 High-temperature crustal anatexis in a clockwise P-T-t path: isotopic evidence from a granulite-granitoid suite in the Eastern Ghats belt, India; J. Geol. Soc. London 160 39-46
7. Bose M K 1970 Petrology of the intrusive alkaline suite of Koraput, Orissa; J. Geol. Soc. India 11 99-126
8. Foland K A and Faul H 1977 Ages of White Mountain intrusives - New Hampshire, Vermont, and Maine; Am. J. Sci. 277 888-904
9. Guineberteau B, Bouchez J-L and Vigneresse J-L 1987 The Mortagne granite pluton (France) emplaced by pull-apart along a shear zone: structural and gravimetric arguments, regional implication; Bull. Geol. Soc. Am. 99 763-770
10. Gupta S, Bhattacharya A, Raith M and Nanda J K 2000 Contrasting pressure-temperature-deformation history across a vestigial craton-mobile belt boundary: the western margin of the Eastern Ghats belt at Deobhog, India; J. Met. Geol. 18 683-697
11. Halden N M, Bowes D R and Dash B 1982 Structural evolution of migmatites in a granulite facies terrane: Precambrian crystalline complex of Angul, Orissa, India; Trans. Roy. Soc. Edin. (Earth Sci.) 73 109-118
12. Hutton D H W 1982 A tectonic model for the emplacement of the Main Donegal granite, NW Ireland; J. Geol. Soc. London 139 615-631
13. Hutton D H W 1988 Granite emplacement mechanisms and tectonic controls; Trans. Roy. Soc. Edin. 79 245-255
14. Kar R, Swain A K and Bhattacharya S 2001 Nature of craton-mobile belt boundary: an example from Bastar craton-Eastern Ghats mobile belt contact wound Jaypur, Orissa, India; Indian J. Geol. 73 107-118
15. Leelanandam C 1998 Alkaline magmatism in the Eastern Ghats belt - A critique; Geological Survey of India Special Publication 44 170-179
16. Macdonald R L and Upton B G J 1993 The Proterozoic Gardar rift zone, south Greenland: Comparison with the East African Rift System. In: Magmatic Processes and Plate Tectonics; (eds) H M Pritchard, T Alabaster, N B W Harris, and C R Neary, Geol. Soc. Spec. Pub. 76 427-442
17. Macdonald R L, Williams A J and Gass I G 1994 Tectonomagmatic evolution of the Kenya rift valley: Some geological perspectives; J. Geol. Soc. London 151 879-888
18. Mezger K and Krogstad E J 1997 Interpretation of discordant U-Pb zircon ages: an evaluation; J. Met. Geol. 15 127-140
19. Philpotts A R 1990 Principles of Igneous and Metamorphic Petrology (New Jersey: Prentice Hall)
20. Ramakrishnan M, Nanda J K and Augustine P F 1998 Geological evolution of the Proterozoic Eastern Ghats Mobile belt; Geol. Surv. India Spec. Pub. 44 1-21
21. Rickers K, Mezger K and Raith M M 2001 Evolution of the continental crust in the Proterozoic Eastern Ghats Belt, India and new constraints for Rodinia reconstruction: implications from Sm-Nd, Rb-Sr and Pb-Pb isotopes; Precambrian Research 112 183-212
22. Sarkar A, Bhanumati L and Balasubramanyan M N 1981 Petrology, geochemistry and geochronology of the Chilka Lake igneous complex, Orissa state, India; Lithos 14 93-110
23. Sen S K, Bhattacharya S and Acharyya A 1995 A multi-stage pressure-temperature record in the Chilka Lake granulites: The epitome of metamorphic evolution of Eastern Ghats, India; J. Met. Geol. 13 287-98
24. Streckeisen A 1976 To each plutonic rock its proper name; Earth. Sci. Rev. 12 1-33