Ductile shearing and large-scale thrusting in the main central thrust zone, Chur-peak area, Lesser Himachal Himalaya

Journal of the Geological Society of India

Volumn 50, Issue 1, 1997, Pages 5-24

  Mukhopadhyay, Dilip K ^a   Bhadra, Bidyut K ^a   Ghosh, Tamal K ^a   Srivastava, Deepak C ^a  

^a INDIAN INSTITUTE OF TECHNOLOGY ROORKEE   (India)

Author keywords

Himachal Himalaya; Main Central Thrust; Structural Geology

Indexed keywords

DUCTILE SHEARING; STRUCTURAL GEOLOGY; THRUSTING;

INDIA, HIMALAYAS;

EID: 0031397493     PISSN: 00167622     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (57)

1. ARITA, K. (1983). Origin of the inverted metamorphism of the Lower Himalayas, Central Nepal. Tectonophysics, v.95, pp.42-60.
2. BELL, T.H. and ETHERIDGE. M.A. (1973). Microstructure of mylonites and their descriptive terminology. Lithos, v.6. pp.337-348.
3. BELL, T.H. and HAMMOND, R.L. (1984). On the internal geometry of mylonite zones. Jour. Geol., v.92. pp. 667-686.
4. BERTHE. D.,CHOUKROUNE, P. and JEGOUZO, P. (1979). Orthogneiss, mylonite and non coaxial deformation of granites: the example of the South Armorican Shear Zone. Jour. Struct.Geol., v.1., pp.31-42.
5. BESSE, J and COURTILLOT, V. (1988). Paleogeographic maps of the continents bordering the Indian ocean since the early Jurassic. Jour. Geophys. Res. v.93. pp.11791-11808.
6. BHADRA, B.K. GHOSH, T.K., SRIVASTAVA, D.C. and MUKHOPADHYAY, D.K. (1993). Thrust imbrication in the Jutogh Series the and status of the Chur granite, southeast of Simla Hills, Himachal Pradesh. Seminar on "Himalayan Geology and Geophysics (New Data and New Approaches)", Wadia Institute of Himalayan Geology, Dehra Dun, India, (Abstract).
7. CARRERAS, J., ESTRADA, A. and WHITE, S.H. (1977). The effects of folding on the c-axis fabrics of a quartz. Tectonophysics, v,39. pp.3-24.
8. CHATTERJI, G.C. and SWAMI NATH, J. (1977). The Stratigraphy and structure of parts of Simla Himalaya - a synthesis. Mem. Geol. Surv. India, v. 106, pp.408-498.
9. DAVIS, G.H. (1984). Structural geology of rocks and regions. John Wiley and Sons.
10. DENNIS, A.J. and SECOR, D.T. (1987). A model for the development of crenulations in shear zones with applications from the Southern Appalachian Piedmont. Jour. Struct. Geol., v.9. pp.809-817.
11. DENNIS, A.J. and SECOR, D.T. (1990). On resolving shear direction in foliated rocks deformed by simple shear. Geol.Soc.Am. Bull., v. 102. pp. 1257-1267.
12. DUBEY, A.K. and BHATT, M.I. (1991). Structural evolution of the Simla area, NW Himalayas: implications for crustal thickening. Jour. Southeast Asian Earth Sci., v.6, pp.41-53.
13. GANSSER. A. (1964). Geology of the Himalaya. Interscience, New York.
14. GHOSH, S.K. (1993) Structural Geology: Fundamentals and Modern Developments. Pergamon Press.
15. GRAY, D.R. (1977). Morphological classification of crenulation cleavage. Jour. Geol. v.85. pp. 229-235.
16. GURURAJAN, N.S. (1994). Porphyroblasts-Matrix microstructural relationships from the Crystalline Thrust Sheets of Sutlej Valley, Himachal Pradesh. Jour.Geol.Soc. India, v. 44. pp.367-369
17. HEIM. A. and GANSSER, A. (1939). Central Himalaya. Geological observations of the Swiss expedition 1939. Soc. Helv. Sci. Nat. Mem., V. 73. pp.1 -245. (Reprinted by Hindustan Pub. Corp., New Delhi, 1975).
18. HOBBS, B.E. MEANS, W.D. and Williams. P.F.(1976). An outline of structural geology. Wiley and Sons.
19. HUDLESTON, P.J. (1986). Extracting information from folds in rocks. Jour.Geol.Education, v.34. pp.237-245.
20. KANWAR, R.C. and SINOH, I. (1979). Structural history of the Jutogh metasediments, SW of Chur mountain, Sirmur district, Himachal pradesh. In: Structural Geology of the Himalaya (edited by Saklani, P.S.), Today and Tomorrow's Publishers, New Delhi, pp. 183-200.
21. KISHORE N. and KANWAR, R.C. (1984). Structural history of the granitic rocks of the Naura-Haripurdhara area of Chor Pluton. Bull.Indian Geol.Assoc. v.17. pp. 195-205.
22. LE FORT, P. (1975). Himalayas: the collided range. Present Knowledge of the continental arc. Am. Jour. Sci., V.275A, pp. 1-44.
23. LISTER, G.S. and SNOKE, A.W. (1984). S-C mylonites. Jour. Struct. Geol., v. 6, pp.617-638.
24. METCALFE, R.P. (1993). Pressure-temperature and time constraints on metamorphism across the Main Central Thrust zone and High Himalayan Slab in the Garhwal Himalaya. In: Himalayan Tectonics (edited by Treloar, P.J. and Searle, M.P.), Geol. Soc. Spl. Publ., v.74. pp.485-509.
25. MUKHOPADHYAY, O.K. (1989). Significance of small-scale structures in the Kolar Schist Belt, South India. Jour. Geol. Soc. India, v.33. pp. 291-308.
26. MUKHOPADHYAY, O.K. BHADRA, B.K., GHOSH, T.K. and SRIVASTAVA, D.C. (1994). Thrust imbrication, inverted metamorphism and emplacement of Lesser Himalaya granite around Chur peak, Himachal Himalaya. 9th Himalaya-Karakoram-Tibet Workshop, Kathmandu. Jour. Nepal. Geol. Soc. v.10. (Abstract Volume), pp.89-90.
27. MUKHOPADHYAY, D.K. BHADRA, B.K. GHOSH, T.K. and SRIVASTAVA, D.C. (1996). Evidence for the thrust emplacement of the "Lesser Himalaya Chur Granite", Himachal Pradesh. Proc. Indian Acad. Sci. (Earth Planet Sci.), v. 105, pp. 151-171.
28. MUKHOPADHYAY D.K. BHADRA, B.K., GHOSH, T.K and SRIVASTAVA, D. C. (1997). Development of compressional and extensional structures during progressive ductile shearing, Main Central Trust Zone, Lesser Himachal Himalaya, In: Evolution of Geologic Structures in Micro-to-Macro-Scales (edited by Sen-gupta, S.), Chapman & Hall, London, in press.
29. NAHA, K. and RAY, S,K. (1971). Evidence of ovethrusting in the metamorphic terrane of the Simla Himalayas. Am. Jour. Sci. v. 270. pp. 30-42.
30. NAHA, K. and RAY, S.K. (1972). Structural evolution of the Simla klippe in the Lower Himalayas. Geol. Rund. V. 61. pp.1050-1086.
31. PAUL, S.K. (1990). Geological map of the western Himalaya. Surya Publication, Dehra Dun.
32. PECHER, A. (1977).Geology of the Nepal Himalaya: deformation and petrography in the MCT zone. In: Himalaya, Sciences de la Terre, CNRS, Paris, pp. 301-318.
33. PILGRIM. G. E. and WEST. W.D. (1928). The structure and correlation of the Simla rocks, Mem. Geol. Surv. India, v. 53. pp. 1-150.
34. PLATT, J.P. (1979). Extension crenulation cleavage. Jour. Struct. Geol. v. 1, pp. 95-96.
35. PLATT, J.P. (1983). Progressive refolding in ductile shear zones. Jour. Struct. Geol. v.5, pp.619-622.
36. PLATT, J.P. (1984). Secondary cleavages in ductile shear zones. Jour. Struct. Geol., v. 6., pp.432-439.
37. PLATT, J.P. and VISSERS, R.L.M. (1980). Extensional structures in anisotropic rocks. Jour. Struct. Geol. v.2. pp.397-410.
38. POWELL, C. McA. (1979). A morphological classification of rock clevage. Tectonophysics, v. 58.pp.21-34.
39. QUINQUIS. H. ANDREN, C., Brun, J.P. and Cobbold, P.R. (1978). Intense progressive shear in Ile de Croix blueschist 'and compatibility with subduction or obduction. Nature, v. 273. pp.43-45.
40. RAMSAY, J.G. (1967). Folding and fracturing of rocks. McGraw Hill.
41. RAMSAY, J.G. (1980). Shear zone geometry : a review. Jour. Struct. Geol. v.2. pp. 83-99.
42. RAMSAY, J.G and ALLISON, I. (1979). Structural analysis of shear zones in an alpinised Hercynian granite. Schweiz. Mineral. Petrogr. Mitt., v. 59. pp.251-279.
43. SEARLE, M.P. METCALFE, R.P. REX, A.J. and NORRY, M.J. (1993.) Field relations, petrogenesis and emplacement of the Bhagirathi leucogranite, Garhwal Himalaya. In: Himalayan Tectonics (edited by Treloar, P.J. and Searle, M.P.). Geol. Soc. Spl. Publ.v. 74, pp. 429-444.
44. SINGH. S. and JAIN A.K. (1996). Ductile shearing of the Proterozoic Chor granitoid in the Lesser Himalaya and its significance. Jour. Geol. Soc. India, v.47, pp. 133-137.
45. SINHA-ROY, S. (1982). Himalayan Main Central Thrust and its implications for Himalayan Inverted Metamorphism. Tectonophysics, v. 84, pp. 197-224.
46. SINHA-ROY, S. (1988). Metamorphic implications for intracontinental underthrusting: model for inverted metamorphism in the Himalayas. Indian Minerals, v. 42, pp.214-231.
47. SRIKANTIA, S.V. (1988). Himalayan thrusts and structural belts. Jour. Geol. Soc. India, v. 31, pp.210-229.
48. SRIKANTIA S.V. and BHAROAVA, O.N. (1984). The Jutogh klippe of the Simla area of the Himachal Himalaya: its geology and structural evolution. Jour. Geol. Soc. India, v. 25, pp. 220-230.
49. SRIKANTIA, S.V. and BHARGAVA, O.N. (1985). 'Chail Series' of the Himachal Himalaya. Jour. Geol. Soc. India, v. 26. pp.350-355.
50. SRIKANTIA, S.V and BHARGAVA, O.N. (1988). The Jutogh Group of metasediments of the Himachal Himalaya: its lithostratigraphy. Jour. Geol. Soc. India, v. 32. pp. 274-279.
51. SRIKANTIA, S.V. JANGI, B.L. and KEDDY, K.P. (1978). the Kainchwa granitic complex of the Jutogh belt of the Chaur mountain area, Simla Himalaya. Jour. Geol. Soc. India, v. 19. pp. 169-170.
52. THAKUR, V.C. and RAWAT, B.S. (1992). Geological map of the Western Himalaya. Wadia Institute of Himalayan Geology, Dehra Dun.
53. VALDIYA, K.S. (1980). The two intracrustal boundary thrusts of the Himalaya. Tectonophysics, v.66. pp. 323-348.
54. VIRDI, N.S. (1979). Status of the Chail Formation vis-a-vis Jutogh-Chail relationship in the Himachal Lesser Himalaya. Him.Geol., v. 9. pp. 111-125.
55. VIRDI, N.S. (1981). Chail metamorphics of the Himachal Lesser Himalaya, In: Metamorphic Tectonics of the Himalaya (edited by Saklani, P.S.), Today and Tomorrow's Publications, New Delhi, pp.89-100.
56. WHITE, S.H., BURROWS, S.E., CARRERAS J., SHAW, N.D and HUMPHREYS.F.J. (1980). On mylonites in ductile shear zones, Jour. Struct. Geol. v.2. pp.175-187.
57. WISE, D.U. DUNN, D.E. ENOELDER, J.T. GEISER, P.A. HATCHER, R.D., KISH, S.A., ODOM, A.L. and SCHAMEL, S. (1984). Fault-related rocks: Suggestions for terminology. Geology, v. 12, pp. 391-394.