Crustal configuration of the Dharwar craton, India, based on joint modeling of regional gravity and magnetic data

Journal of Asian Earth Sciences

Volumn 26, Issue 5, 2006, Pages 437-448

  Ramadass, G ^a   Ramaprasada Rao, I B ^a   Himabindu, D ^a  

^a OSMANIA UNIVERSITY   (India)

Author keywords

Dharwar Craton Western; Intervening and Eastern blocks; Joint modeling; Regional gravity and magnetic investigations; Vasco da gama Jadcharla transect

Indexed keywords

CRATON; CRUSTAL DEFORMATION; GRAVITY; TECTONICS;

ASIA; DHARWAR CRATON; EURASIA; INDIA; SOUTH ASIA;

EID: 33646510743     PISSN: 13679120     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jseaes.2004.10.005     Document Type: Article

References (54)

1. Beckinsale R.D., Drury S.A., and Holt R.W. 3,360-M year old gneisses from the South Indian Craton. Nature 283 (1980) 469-470
2. Bhaskar Rao Y.J., Naha K., Srinivasan R., and Gopalan K. Geology, geochemistry and geochronology of the Archaean Peninsular around Gorur, Hassan District, Karnataka, India, Ind. Acad Sci (Earth and Planet Sci) Proc 100 (1991) 399-412
3. Chadwick B., Ramakrishna M., and Viswanatha M.N. ) Bababudan-a Late Archaean intracratonic volcano-sedimentary basin, Karnataka, South India, part i: stratigraphy and basin development. J. Geol. Soc. India 26 (1985) 769-801
4. Chadwick B., Ramakrishna M., and Viswanatha M.N. ) Bababudan-a Late Archaean intracratonic volcanosedimentary basin, Karnataka, South India, part ii: structure. J. Geol. Soc. India 26 (1985) 802-821
5. Chadwick B., Vasudev V.N., Krishna Rao B., and Hegde G.V. The stratigraphy and structure of the Dharwar Supergroup adjacent to the Honnali Dome: implications for late Archaean basin development and regional structure in the western part of Karnataka. J. Geol. Soc. India 38 (1991) 457-484
6. Chadwick B., Vasudev V.N., Krishna Rao B., and Hegde G.V. The Dharwar supergroup: basin development and implications for Late Archaean tectonic setting in western Karnataka, South India. Univ. Western Australia Publ. 22 (1992) 3-15
7. Chadwick B., Vasudev V.N., and Hegde G.V. The Dharwar craton, Southern India, interpreted as the result of Late Archaean oblique convergence. Precambrian Res. 99 (2000) 91-111
8. Chakrabarti S., Reddy U.S., and Natarajan W.K. Sedimentary structures in the Archaean sediments of Gadag schist belt, Karnataka. J. Geol. Soc. India 41 (1993) 523-528
9. Drury S.A., and Holt R.W. The tectonic framework of the South India craton: a reconnaissance involving LANDSAT imagery. Tectonophysics 65 (1980) 111-115
10. Drury S.A., Harris N.B.W., Holt R.W., Reeves-Smith G.J., and Wightman R.T. Precambrian tectonics and crustal evolution in South India. J. Geol. 92 (1984) 3-20
11. Geological Survey of India, 1981. Geological and Mineral Map of Karnataka and Goa.
12. Geological Survey of India, 1994. Project Vasundhara: Geoscientific analysis, database creation and development of GIS for parts of South Indian Peninsular Shield. Special Publication. AMSE wing, Geol. Surv. India, pp. 73.
13. Geological Survey of India, 1996. Geological and Mineral map of Goa, (scale 1:1,25,000) GSI.
14. Gibb R.A., Thomas M.D., Lapointe P.L., and Mukhopadhyay M. Geophysics of proposed Proterozoic sutures in Canada. Precambrian Res. 19 (1983) 349-384
15. GM-SYS, 2001. Geophysical Processing and Analysis module of Geosoft, Inc.
16. Gokarn S.G., Rao C.K., and Gupta G. MT studies over the Dharwar craton. 35th Annual convention and meeting on evolution of continental margins-Process and Potential (1998) pp. 51-52
17. GokarnC S.G., Rao C.K., Gupta G., and Selvaraj C. Magnetotelluric studies over the granite greenstone belts of the Dharwar region. Presented at Workshop on Geoinvestigations along the Jadcharla-Panaji Subtransect, June 2001 (2001), Organized by the Dept. of Geophysics, Osmania University, Hyderabad pp. 19-22
18. Gupta M.L. Heat flow in the Indian peninsula-its geological and geophysical implications. Tectonophysics 83 (1982) 1721-1732
19. Gupta S. Nature of the south Indian crust: implications for Precambrian crustal evolution. Geophy. Res. Lett. 30 (2003) 1419-1422
20. Harikumar P., Rajaram M., and Balakrishnan T.S. Aeromagnetic study of Peninsular India. Proc. Ind. Acad. Sci. (Earth Planet. Sci.) 109 (2000) 381-391
21. Himabindu D., and Ramadass G. A note on qualitative appraisal of radiometric investigations along the Goa-Kushtagi profile. J. Ind. Geophys. Union, Hyderabad 7 (2003) 37-41
22. Himabindu D., and Ramadass G. Estimation of crustal thickness from power spectra of regional Bouguer gravity: Jadcharla-Vasco transect. Jour. Indian Geophysical Union, Hyderabad 8 (2004) 173-178
23. Kaila K.L., and Bhatia S.C. Gravity study along the Kavali-Udipi deep seismic sounding profile in the Indian Peninsular shield: Some inferences about the origin of Anorthosites and the Eastern Ghats orogeny. Tectonophysics 79 (1981) 129-143
24. Kaila K.L., Roy Chowdhury K., Reddy P.R., Krishna V.G., Narain H., Subbotin S.I., Sollogub V.B., Chekunov A.V., Kharetchko G.E., Lazarenko M.A., and Ilchenko T.V. Crustal structure along the Kavali-Udipi profile in the Indian Peninsular Shield from deep seismic sounding. J. Geol. Soc. India 20 (1979) 307-333
25. Keshavamani M., Venkateswarlu M., Rajanikumar M., Murali N.C., Jawahar G., Khare A.C., Raghuramiah K., Chayanulu A.Y.S.R., Raju V.L., Mohan Rao T., 1999. Significance of regional gravity surveys in mapping granite greenstone terrains over parts of eastern Dharwar craton. Proceedings of the Golden Jubilee Seminar on Exploration Geophysics in India, Gological Survey of India Special Publication. 1999 49
26. Marqardt D.W. An algorithm for least squares estimation of non-linear parameters. J. SIAM 11 (1963) 431-441
27. Menichetti V., and Guillen A. Simultaneous interactive magnetic and gravity inversion. Geophys. Prospect. 31 (1983) 929-944
28. Mishra D.C., and Prajapati K.K. A plausible model for evolution of schist belts and granite plutons of Dharwar craton, India and Madagascar during 3.0-2.5 Ga: insight from gravity modeling constrained in part from seismic studies. Gondwana Res. 6 (2003) 501-511
29. Mooney W.D., and Meissner R. Multi-genetic origin of crustal reflectivity: a review of seismic reflection profiling of the continental lower crust and Moho. In: Arculus R., and Kay R.W. (Eds). Continental lower crust (1992), Elsevier, Amsterdam 45-79
30. Naqvi S.M., and Rogers J.J.W. Precambrian geology of India, Oxford Monographs on Geology and Geophysics, no.6 (1987), Oxford University Press, Oxford pp. 57-81
31. Narayanaswamy, S., 1970. Tectonic setting and manifestation of the upper mantle in the Precambrian rocks of south India. Proceedings of the Second UMP Symposium, Hyderabad, pp. 378-403.
32. Qureshy M.N., Aravamadhu P.S., and Bhatia S.C. Some regional gravity traverses through India. Proc. Symp. UMP. Hyderabad (1967) pp. 120-133
33. Radhakrishna B.P., and Vaidyanathan R. Geology of Karnataka (1997), Published by the Geological Society of India, Bangalore
34. Rajamani V. Petrogenesis of metabasites from the schist belts of the Dharwar craton: implications to Archaean mafic magmatism. J. Geol. Soc. India 36 (1990) 565-587
35. Ramadass G., Ramaprasada Rao I.B., Himabindu D., and Srinivasulu N. Pseudo-surface-velocities (densities) and pseudo-depth-densities (velocities) along selected profiles in the Dharwar craton, India. Curr. Sci. 82 (2002) 197-202
36. Ramadass G., Ramaprasada Rao I.B., Srinivasulu N., and Himabindu D. Density studies in the Dharwar Craton, India-Jadcharla-Panaji subtransect. J. Geol. Soc. India 61 (2003) 439-448
37. Ramadass G., Ramaprasada Rao I.B., Himabindu D., in press. Regional appraisal of gravity investigations in the Dharwar craton, Jadcharla†Goa subtransect. J. Geol. Soc. India (in press).
38. Ramakrishnan M., Viswanatha M.N., and Swaminath J. Basement cover relationships of peninsular gneiss with high grade schists and greenstone belts of southern Karnataka. J. Geol. Soc. India 17 (1976) 97-111
39. Ramam P.K., and Murty V.N. Geology of Andhra Pradesh (1997), Geol. Soc. India
40. Ramaprasada Rao I.B., Venkatachary M., and Ram Raj M. EM studies over suspected seismic zones in peninsular India. Memoir, Geol. Soc. India 54 (2003) 23-42
41. Rao D.R.K., and Patil S.K. Palaeomagnetic, rock magnetic and low-field AMS studies on the intrusives along Jadcharla-Panaji Subtransect. Palaeomagnetic, rock magnetic and low-field AMS studies on the intrusives along Jadcharla-Panaji Subtransect. Presented at Workshop on Geoinvestigations along the Jadcharla-Panaji Subtransect, June 2001 (2001), Organized by the Dept. of Geophysics, Osmania University, Hyderabad pp. 23-25
42. Reddy P.R., Chandrakala K., and Sridhar A.R. Crustal velocity structure of the Dharwar craton. Ind. J. Geol. Soc. India 55 (2000) 381-386
43. Srinagesh B., and Rai S.S. Teleseismic tomographic evidence for contrasting crust and upper mantles in South Indian Archaean terrains. Phys. Earth Planet. Interiors 97 (1996) 27-41
44. Srinivasan R., and Sreenivas B.L. Dharwar stratigraphy. J. Geol. Soc. India 13 (1972) 75-85
45. Srinivasulu N., Shivakeshavulu A., Ramadass G., and Ramaprasada Rao I.B. Gravity base stations established along the Jadcharla-Raichur-Panaji subtransect. J. Geol. Soc. India 56 (2000) 219-222
46. Subrahmanyam C., and Verma R.K. Gravity Interpretation of the Dharwar greenstone-gneiss-granite terrain in the southern Indian shield and its geological implications. Tectonophysics 84 (1982) 225-245
47. Swaminath J., Ramakrishnan M., and Viswanatha M.N. Dharwar stratigraphic model and Karnataka craton evolution (1976), Geol. Surv. India Records p. 107
48. Talwani M., and Heirtzler J.R. Computation of magnetic anomalies caused by two dimensional bodies of arbitrary shape. In: Parks G.A. (Ed). Computers in the mineral industries, Part 1 vol. 9 (1964), Stanford University Publications, Geological Sciences 464-480
49. Talwani M., Worel J.L., and Landisman M. Rapid gravity computations for two-dimensional bodies with application to the Mendocino submarine fracture zone. J. Geophysics. Res. 64 (1959) 49-59
50. Taylor P.N., Chadwick B., Moorbath S., Ramakrishnan M., and Viswanatha M.N. Petrography, chemistry and isotopic ages of Peninsular Gneiss, Dharwar acid volcanic rocks and the Chitradurga granite with special reference to the Late Archaean evolution of the Karnataka craton. Precambrian Res. 23 (1984) 349-375
51. Ugarkar A.G., and Devaraju T.C. Ore mineralogy of western auriferous zone of Gadag, greenstone belt, Karnataka. J. Geol. Soc. India 43 (1994) 549-555
52. Ugarkar A.G., Devaraju T.C., and Halkoaho T.A.A. Invisible gold in arsenopyrites of the auriferous zones of the Gadag gold field in Karnataka. Curr. Sci. 67 (1994) 605-606
53. Webring M., 1985. SAKI, A Fortran program for generalized linear inversion of gravity and magnetic profiles. USGS Open File Report, 85-122, 29 p.
54. Won I.J., and Bevis M. Computing the gravitational and magnetic anomalies due to a polygon: algorithms and Fortran subroutines. Geophysics 52 (1987) 232-238