The metamorphic architecture of a transpressional Orogen: The Kaoko belt, Namibia

Journal of Petrology

Volumn 44, Issue 4, 2003, Pages 679-711

  Goscombe, Ben ^a   Hand, Martin ^a   Gray, David ^b   Mawby, Jo ^a  

^a UNIVERSITY OF ADELAIDE   (Australia)

^b UNIVERSITY OF MELBOURNE   (Australia)

Author keywords

Geochronology; Metamorphic field gradients; Metamorphism; Orogen architecture; Pan African Orogeny; Transpression

Indexed keywords

GEOCHRONOLOGY; METAMORPHISM; OROGENIC BELT; P-T-T PATH; PAN AFRICAN OROGENY; TECTONIC EVOLUTION; TRANSPRESSION;

KAOKO BELT; NAMIBIA;

EID: 0038333433     PISSN: 00223530     EISSN: None     Source Type: Journal    
DOI: 10.1093/petrology/44.4.679     Document Type: Article

References (103)

1. Ahrendt, H., Behr, H.-J., Clauer, N., Hunzinker, J. C., Porada, H. & Weber, K. (1983). The Northern Branch: Depositional Development and Timing of the Structural and Metamorphic Evolution within the Framework of the Damara Orogen. Berlin: Springer, pp. 723-743.
2. Armstrong, T. R., Tracy, R. J. & Hames, W. E. (1992). Contrasting styles of Taconian, Eastern Acadian and Western Acadian metamorphism, central and western New England. Journal of Metamorphic Geology 10, 415-426.
3. Baxter, E. F., Ague, J. J. & Depaolo, D. J. (2002). Prograde temperature-time evolution in the Barrovian type-locality constrained by Sm/Nd garnet ages from Glen Clova, Scotland. Journal of the Geological Society, London 159, 71-82.
4. Becker, H. (1997). Sm-Nd garnet ages and cooling history of high-temperature garnet peridotite massifs and high-pressure granulites from Lower Austria. Contributions to Mineralogy and Petrology 127, 224-236.
5. Brown, R. W., Gleadow, A. J. W., Summerfield, M. A. & Rust, D. (1990). The morphotectonic development of the continental margin of south western Africa: new evidence from fission track analysis. De Beers Report, August 1988.
6. Burger, A. J., Clifford, T. N. & Miller, R. McG. (1976). Zircon U-Pb ages of the Franzfontein Granitic Suite, Northern South West Africa. Precambrian Research 3, 415-431.
7. Burton, K. W., Kohn, M. J., Cohen, A. S. & O'Nions, R. K. (1995). The relative diffusivites of Pb, Nd, Sr and O in garnet. Earth and Planetary Science Letters 133, 199-211.
8. Chemale, F., Walraven, F., Hartmann, L. A., da Silva, L. C. & Gresse, P. G. (1994). Pb/Pb zircon dating of the Dom Feliciano Belt, southern Brazil. In: Niall, M. & McManus, C. (eds) Proterozoic Crustal and Metallogenic Evolution. Abstracts of Geological Society and Geological Survey of Namibia 8, 8.
9. Clauer, N. & Kröner, A. (1979). Strontium and argon isotopic homogenization of pelitic sediments during low-grade regional metamorphism: the Pan-African Upper Damara Sequence of northern Namibia. Earth and Planetary Science Letters 43, 117-131.
10. Coward, M. P. (1981). The junction between Pan African mobile belts in Namibia: its structural history. Tectonophysics 76, 59-73.
11. Coward, M. P. (1983). The tectonic history of the Damara belt. In: Miller, R. McG. (ed.) Evolution of the Damara Orogen. Special Publication of the Geological Society of South Africa 11, 409-421.
12. Dingeldey, P. (1997). Tectono-metamorphic evolution of the Pan-African Kaoko Belt, NW Namibia. Ph.D. thesis, Julius-Maximilians-Universität Wurzburg, 246 pp.
13. Dingeldey, D. P., Dürr, S. B., Charlesworth, E. G., Franz, L., Okrusch, M. & Stanistreet, I. G. (1994). A geotraverse through the northern coastal branch of the Damaran Orogen west of Sesfontein, Namibia. Journal of African Earth Sciences 19, 315-329.
14. Dodson, M. H. & McClelland-Brown, E. (1985). Isotopic and palaeomagnetic evidence for rates of cooling, uplift and erosion. Geological Society of London, Memoir 10, 315-325.
15. Dürr, S. B. & Dingeldey, D. P. (1996). The Kaoko belt (Namibia): part of a late Neoproterozoic continental-scale strike-slip system. Geology 24, 503-506.
16. Folling, P. G., Frimmel, H. E. & Zartman, R. E. (1998). Chemostratigraphical correlation and Pb-Pb dating of metasedimentary sequences in the Gariep Belt: evidence for two different diamictites. In: Almond, J., Anderson, J., Booth, P., Chinsamy-Turan, A., Cole, D., de Wit, M. J., Rubridge, B., Smith, R., Storey, B. C. & van Bever Donker, J. (eds) Gondwana 10: Event Stratigraphy of Gondwana. Journal of African Earth Sciences 27(1A), 76-77.
17. Franz, L., Romer, R. L. & Dingeldey, D. P. (1999). Diachronous Pan-African granulite-facies metamorphism (650 Ma and 550 Ma) in the Kaoko belt, NW Namibia. European Journal of Mineralogy 11, 167-180.
18. Freyer, E. E. & Hälbich, I. W. (1994). Deformation history of the lower Ugab Belt. In: Niall, M. & McManus, C. (eds) Proterozoic Crustal and Metallogenic Evolution. Abstracts of Geological Society and Geological Survey of Namibia 18, 18.
19. Friend, C. R. L. & Kinny, P. D. (1995). New evidence of protolith ages of Lewisian granulites, northwest Scotland. Geology 23, 1027-1030.
20. Frimmel, H. E. (1996). New Pb-Pb single zircon age constraints on the timing of Neoproterozoic glaciation and continental break-up in Namibia. Journal of Geology 104, 459-469.
21. Frimmel, H. E. (1998). Neoproterozoic/Early Cambrian amalgamation of southern South America and Africa: the Gariepian perspective. In: Almond, J., Anderson, J., Booth, P., Chinsamy-Turan, A., Cole, D., de Wit, M. J., Rubridge, B., Smith, R., Storey, B. C. & van Bever Donker, J. (eds) Gondwana 10: Event Stratigraphy of Gondwana. Journal of African Earth Sciences 27(1A), 78-79.
22. Frimmel, H. E. & Frank, W. (1998). Neoproterozoic tectonothermal evolution of the Gariep Belt and its basement, Namibia and South Africa. Precambrian Research 90, 1-28.
23. Ganguly, J., Tirone, M. & Hervig, R. L. (1998). Diffusion kinetics of samarium and neodymium in garnet, and a method for determining cooling rates of rocks. Science 281, 805-807.
24. Getty, S. R., Selverstone, J., Wernicke, B. P., Jacobson, S. B., Aliberti, E. & Lux, D. R. (1993). Sm-Nd dating of multiple garnet growth events in an arc-continent collision zone, northwestern U.S. Cordillera. Contributions to Mineralogy and Petrology 115, 45-57.
25. Ghent, E. D., Robbins, D. B. & Stout, M. Z. (1979). Geothermometry, geobarometry, and fluid compositions of metamorphosed calc-silicates and pelites, Mica Creek, British Columbia. American Mineralogist 64, 874-885.
26. Goscombe, B. D. (1998). Preliminary report on the geology of the Opuwo sheet, Kaoko Belt, Namibia. Geological Survey of Namibia Report.
27. Goscombe, B. D. (1999a). Geological map of the Sesfontein 1:250 000 sheet. Windhoek: Geological Survey of Namibia.
28. Goscombe, B. D. (1999b). Geological map of Tomakas 1:50 000 sheet. Windhoek: Geological Survey of Namibia.
29. Goscombe, B. D. (1999c). Geological map of Omapungwe 1:50 000 sheet. Windhoek: Geological Survey of Namibia.
30. Goscombe, B. D. (1999d). Geological map of Orumpembe 1:50 000 sheet. Windhoek: Geological Survey of Namibia.
31. Goscombe, B. D. & Hand, M. (2000). Contrasting P-T paths in the Eastern Himalaya, Nepal: inverted isograds in a paired metamorphic mountain belt. Journal of Petrology 41, 1673-1719.
32. Goscombe, B. & Hand, M. (2001a). Tectonometamorphic evolution of the Kaoko Belt, Namibia. Geological Society of Australia, Specialist Group in Tectonics and Structural Geology, Conference, Ulverstone, Abstracts 64, 61.
33. Goscombe, B. & Hand, M. (2001b). Metamorphic model for the Inland Branch of the Damara Orogen: a paired metamorphic mountain belt (PMMB). Geological Society of Australia, Specialist Group in Tectonics and Structural Geology, Conference, Ulverstone, Abstracts 64, 59.
34. Goscombe, B. D. & Passchier, C. (2002). The reliability of asymmetric boudins as shear sense indicators as indicated by examples from the Kaoko Belt, Namibia. Journal of Structural Geology 24, in press.
35. Goscombe, B. D., Armstrong, R. & Barton, J. M. (1998). Tectonometamorphic evolution of the Chewore Inliers: partial re-equilibration of high-grade basement during the Pan-African Orogeny. Journal of Petrology 39, 1347-1384.
36. Goscombe, B. D., Armstrong, R. & Barton, J. M. (2000). Geology of the Chewore Inliers: constraining the Mesoproterozoic to Palacozoic evolution of the Zambezi Belt. Journal of African Earth Sciences 30, 589-627.
37. Goscombe, B. D., Hand, M. & Gray, D. (2002). Structure of the Kaoko Belt, Namibia: progressive evolution of a classic transpressional orogen. Journal of Structural Geology 25, in press.
38. Guj, P. (1970). The Damara Mobile Belt in the south-western Kaokoveld, South West Africa. Ph.D. thesis, University of Cape Town, 168 pp.
39. Hand, M. & Buick, I. S. (2001). Tectonic evolution of the Reynold-Anmatjira ranges: a case study in terrain reworking from the Arunta Inlier, central Australia. In: Miller, J. A. & Holdsworth, R. E. (eds) Continental Reactivation and Reworking. Geological Society, London, Special Publications 184, 237-260.
40. Harland, W. B. (1971). Tectonic transpression in Caledonian Spitsbergen. Geological Magazine 108, 27-42.
41. Harley, S. L. (1992). Proterozoic granulite terranes. In: Condie, K. C. (ed.) Proterozoic Crustal Evolution. Developments in Precambrian Geology 10. Amsterdam: Elsevier, pp. 301-359.
42. Harrison, T. M., Ryerson, F. J., LeFort, P., Yin, A., Lovera, O. M. & Catlos, E. J. (1997). A Late Miocene-Pliocene origin for the Central Himalayan inverted metamorphism. Earth and Planetary Science Letters 146, E1-E7.
43. Hensen, B. J. (1987). P-T grids for silica-undersaturated granulites in the systems MAS(n + 4) and FMAS(n + 3)-tools for the derivation of P-T paths of metamorphism. Journal of Metamorphic Geology 5, 255-271.
44. Hoernes, S. & Hoffer, E. (1979). Equilibrium relations of prograde metamorphic mineral assemblages. A stable isotope study of rocks of the Damara Orogen from Namibia. Contributions to Mineralogy and Petrology 68, 377-389.
45. Hoffmann, K.-H. (1994). New constraints on the timing of continental breakup and collision in the Damara Belt. In: Niall, M. & McManus, C. (eds) Proterozoic Crustal and Metallogenic Evolution. Abstracts of Geological Society and Geological Survey of Namibia Conference, Windhoek, 30.
46. Hoffman, P. F., Swart, R., Eckhardt, E. F. & Guowei, H. (1994). Damara orogen of northwest Namibia. Geological Excursion Guide of the Geological Survey of Namibia. Windhoek: Geological Survey of Namibia, 55 pp.
47. Hoffman, P. F., Kaufman, A. J., Halverson, G. P. & Schrag, D. P. (1998). A Neoproterozoic snowball earth. Science 281, 1342-1346.
48. Holdsworth, R. E. & Strachan, R. A. (1991). Interlinked system of ductile strike slip and thrusting formed by Caledonian sinistral transpression in northeastern Greenland. Geology 19, 510-513.
49. 2. Journal of Metamorphic Geology 8, 89-124.
50. 39Ar age constraints on deformation and metamorphism in the Main Central Thrust Zone and Tibetan Slab, eastern Nepal Himalaya. Tectonics 8, 865-880.
51. Johnson, P. R. & Kattan, F. (2001). Oblique sinistral transpression in the Arabian shield: the timing and kinematics of a Neoproterozoic suture zone. Precambrian Research 107, 117-138.
52. Jones, D. G., Silberling, N. J. & Hillhouse, J. (1977). Wrangellia-a displaced terrane in northwestern North America. Canadian Journal of Earth Sciences 14, 2565-2577.
53. Jones, K. A. & Strachan, R. A. (2000). Crustal thickening and ductile extension in the NE Greenland Caledonides: a metamorphic record from anatectic pelites. Journal of Metamorphic Geology 18, 719-735.
54. Jung, S., Hoernes, S. & Mezger, K. (2000). Geochronology and petrology of migmatites from the Proterozoic Damara Belt-importance of episodic fluid-present disequilibrium melting and consequences for granite petrology. Lithos 51, 153-179.
55. Kamona, A. F., Leveque, J., Friedrich, G. & Haack, U. (1999). Lead isotopes of the carbonate-hosted Kabwe, Tsumeb, and Kipushi Pb-Zn-Cu sulphide deposits in relation to Pan African orogenesis in the Damaran-Lufilian fold belt of Central Africa. Mineralium Deposita 34, 273-283.
56. Kingsbury, J. A., Miller, C. F., Wooden, J. L. & Harrison, T. M. (1993). Monazite paragenesis and U-Pb systematics in rocks of the eastern Mojave Desert, California, U.S.A., implications for thermochronometry. Chemical Geology 110, 147-167.
57. Kirkwood, D., Malo, M., St-Julien, P. & Therrien, P. (1995). Vertical and fold-axis parallel extension within a slate belt in a transpressive setting, northern Appalachians. Journal of Structural Geology 17, 329-343.
58. Kohn, M. J. & Spear, F. S. (1990). Two new geobarometers for garnet amphibolites, with applications to southeastern Vermont. American Mineralogist 75, 89-96.
59. Kröner, A. (1982). Rb-Sr geochronology and tectonic evolution of the Pan-African belt of Namibia. American Journal of Science 282, 1471-1507.
60. Little, T. A., Holcombe, R. J. & Hg, B. R. (2002). Kinematics of oblique collision and ramping inferred from microstructures and strain in middle crustal rocks, central Southern Alps, New Zealand. Journal of Structural Geology 24, 219-239.
61. Loomis, T. P. (1983). Compositional zoning of crystals: a record of growth and reaction history. In: Saxena, S. K. (ed.) Kinetics and Equilibrium in Mineral Reactions. New York: Springer, pp. 1-60.
62. Lowell, J. D. (1972). Spitsbergen Tertiary orogenic belt and the Spitsbergen fracture zone. Geological Society of America Bulletin 83, 3091-3102.
63. Mawby, J., Hand, M. & Foden, J. (1999). Sm-Nd evidence for high-grade Ordovician metamorphism in the Arunta Block, central Australia. Journal of Metamorphic Geology 17, 653-668.
64. Miller, J. A., Cartwright, I. & Buick, I. S. (1997). Granulite facies metamorphism in the Mallee Bore area, northern Harts Range: implications for thermal evolution of the eastern Arunta Inlier, central Australia. Journal of Metamorphic Geology 15, 613-629.
65. Miller, R. Mc. G. (1983). The Pan-African Damara Orogen of Namibia. In: Miller, R. Mc. G. (ed.) The Damara Orogen. Special Publication of the Geological Society of South Africa 11, 431-515.
66. Miller, R. Mc. G. & Burger, A. J. (1983). U-Pb zircon age of the early Damaran Naauwpoort Formation. Special Publication of the Geological Society of South Africa 11, 267-272.
67. Moody, J. B., Meyer, D. & Jenkins, J. E. (1983). Experimental characterisation of the greenschist/amphibolite boundary in mafic systems. American Journal of Science 283, 48-92.
68. Passchier, C. W. (2001). Flanking structures. Journal of Structural Geology 23, 951-962.
69. Passchier, C. W. & Simpson, C. (1986). Porphyroclast systems as kinematic indicators. Journal of Structural Geology 8, 831-843.
70. Porada, H. (1989). Pan-African rifting and orogenesis in southern to equatorial Africa and eastern Brazil. Precambrian Research 44, 103-136.
71. Powell, R. & Holland, T. J. B. (1988). An internally consistent dataset with uncertainties and correlations: 3. Applications to geobarometry, worked examples and a computer program. Journal of Metamorphic Geology 6, 173-204.
72. 2O). American Mineralogist 75, 367-380.
73. Powell, R. & Holland, T. J. B. (1994). Optimal geothermometry and geobarometry. American Mineralogist 79, 120-133.
74. Powell, R., Holland, T. B. J. & Worley, B. (1998). Calculating phase diagrams involving solid solutions via non-linear equations, with examples using THERMOCALC. Journal of Metamorphic Geology 16, 577-588.
75. Prave, A. R. (1996). Tale of three cratons: tectonostratigraphic anatomy of the Damara Orogen in northwestern Namibia and the assembly of Gondwana. Geology 24, 1115-1118.
76. Rubatto, D., Williams, I. S. & Buick, I. S. (2001). Zircon and monazite response to prograde metamorphism in the Reynolds Range, central Australia. Contributions to Mineralogy and Petrology 140, 458-468.
77. Seth, B., Kröner, A., Mezger, K., Nemchin, A. A., Pidgeon, R. T. & Okrusch, M. (1998). Archaean to Neoproterozoic magmatic events in the Kaoko belt of NW Namibia and their geodynamic significance. Precambrian Research 92, 341-363.
78. Seth, B., Okrusch, M., Wilde, M. & Hoffmann, K.-H. (2000). The Voetspoor Intrusion, Southern Kaoko Zone, Namibia: mineralogical, geochemical and isotopic constraints for the origin of a syenitic magma. Communications of the Geological Survey of Namibia 12, 125-137.
79. Shackleton, R. M. & Ries, A. C. (1984). The relation between regionally consistent stretching lineations and plate motions. Journal of Structural Geology 6, 111-117.
80. Simpson, C. (1984). Borrego Springs-Santa Rosa mylonite zone: a Late Cretaceous west-directed thrust in southern California. Geology 12, 8-11.
81. Sonder, L. J. & Chamberlain, C. P. (1992). Tectonic controls of metamorphic field gradients. Earth and Planetary Science Letters 111, 517-535.
82. Spear, F. S. (1981). Amphibole-plagioclase equilibria: an empirical model for the relation albite + tremolite = edenite + 4 quartz. Contributions to Mineralogy and Petrology 77, 355-364.
83. Spear, F. S. (1993). Metamorphic Phase Equilibria and Pressure-Temperature-Time Paths. Mineralogical Society of America Monograph.
84. Spear, F. S., Selverstone, J., Hickmott, D., Crowley, P. & Hodges, K. V. (1984). P-T paths from garnet zoning: a new technique for deciphering tectonic processes in crystalline terranes. Geology 12, 87-90.
85. Spiess, R., Bertolo, B., Borghi, A., Chinellato, M. & Tinor Centi, M. (2000). Microtextures of opaque inclusions: their use as indicators for hiatuses during garnet porphyroblast growth. Journal of Metamorphic Geology 18, 591-603.
86. St-Onge, M. R. (1987). Zoned poikiloblastic garnets: P-T paths and syn-metamorphic uplift through 30 km of structural depth. Wopmay Orogen, Canada. Journal of Petrology 28, 1-21.
87. Sylvester, A. G. & Smith, R. R. (1976). Tectonic transpression and basement-controlled deformation in the San Andreas fault zone, Salton Trough, California. AAPG Bulletin 60, 2081-2102.
88. Tapponnier, P., Peltzer, G., LeDain, A. Y. & Armijo, R. (1982). Propagating extrusion tectonics in Asia: new insights from simple experiments with plasticine. Geology 10, 611-616.
89. Tegtmeyer, A. & Kröner, A. (1985). U-Pb zircon ages for granitoids gneisses in northern Namibia and their significance for Proterozoic crustal evolution of southwestern Africa. Precambrian Research 28, 311-326.
90. Thompson, A. B., Schulmann, K. & Jezek, J. (1997). Thermal evolution and exhumation in obliquely convergent (transpressive) orogens. Tectonophysics 280, 171-184.
91. Tracy, R. J. (1982). Compositional zoning and inclusions in metamorphic minerals. In: Ferry, J. M. (ed.) Characterization of Metamorphism through Mineral Equilibria. Mineralogical Society of America, Reviews in Mineralogy 10, 355-397.
92. Trompette, R. & Carozzi, A. V. (1994). Geology of Western Gondwana (2000-500 Ma). Pan-African-Brasiliano Aggregation of South America and Africa. Rotterdam: A. A. Balkema, 350 pp.
93. Tuccillo, M. E., Essene, E. J. & van der Pluijm, B. A. (1990). Growth and retrograde zoning in garnets from high-grade metapelites: implications for pressure-temperature paths. Geology 18, 839-842.
94. Vance, D. & Mahar, E. (1998). Pressure-temperature paths from P-T pseudosections and zoned garnets: potential, limitations and examples from the Zanskar Himalaya, NW India. Contributions to Mineralogy and Petrology 132, 225-245.
95. Vannay, J.-C. & Hodges, K. V. (1996). Tectonometamorphic evolution of the Himalayan metamorphic core between the Annapurna and Dhaulagiri, central Nepal. Journal of Metamorphic Geology 14, 635-656.
96. Vassallo, J. J. & Wilson, C. J. L. (2002). Palaeoproterozoic regional-scale non-coaxial deformation: an example from eastern Eyre Peninsula, South Australia. Journal of Structural Geology 24, 1-24.
97. Webb, G., Hand, M. & Preiss, W. (2002). A patchy orogen? Allochronous anti-clockwise P-T-t paths across the Southern Delamerian Fold Belt, South Australia. Geoscience 2002, 16th Australian Geological Convention, Adelaide. Geological Society of Australia Abstracts 67, 195.
98. 3. Journal of Metamorphic Geology 18, 497-511.
99. 2O (NCKFMASH). Journal of Metamorphic Geology 19, 139-153.
100. Whitney, D. L., Teyssier, C., Dilek, Y. & Fayon, A. K. (2001). Metamorphism of the Central Anatolian Crystalline Complex, Turkey: influence of orogen-normal collision vs. wrench-dominated tectonics on P-T-t paths. Journal of Metamorphic Geology 19, 411-432.
101. Wilcox, R. E., Harding, T. P. & Seely, D. R. (1973). Basic wrench tectonics. AAPG Bulletin 57, 74-96.
102. Woodcock, N. H. (1986). The role of the strike-slip fault systems at plate boundaries. Philosophical Transactions of the Royal Society of London, Series A 317A, 13-29.
103. Zhou, B. & Hensen, B. J. (1995). Inherited Sm-Nd isotope systematics preserved in monazite inclusions within garnet in leucogneiss from east Antarctica and implications for closure temperature studies. Chemical Geology 121, 317-326.