Switching bulk horizontal shortening directions and regional-scale partitioning of deformation during the Isan Orogeny in the Eastern Fold Belt, Mount Isa Inlier, Australia

REFERENCES

• Abu Sharib A. S. A. A. 2012. Plan view orthogonal refolding: resolving problems associated with timing folds that form near perpendicular to one another using foliation intersection axes preserved within porphyroblasts (FIAs). Australian Journal of Earth Sciences 59, 571–598.
   Web of Science ®Google Scholar
• Abu Sharib A. S. A. A. & Bell T. H. 2011. Radical changes in bulk shortening directions during orogenesis: significance for progressive development of regional folds and thrusts. Precambrian Research 188, 1–20.
   Web of Science ®Google Scholar
• Abu Sharib A. S. A. A. & Sanislav I. V. 2013. Polymetamorphism accompanied switching in horizontal shortening during Isan Orogeny: example from the Eastern Fold Belt, Mount Isa Inlier, Australia. Tectonophysics 587, 146–167.
   Web of Science ®Google Scholar
• Aerden D. G. A. M., Bell T. H., Puga E., Sayab M., Lozano J. A. & Diaz De Federico A. 2013. Multi-stage mountain building vs. relative plate motions in the Betic Cordillera deduced from integrated microstructural and petrological analysis of porphyroblast inclusion trails. Tectonophysics 587, 188–206.
   Web of Science ®Google Scholar
• Bell T. H. 1981. Foliation development: the contribution, geometry and significance of progressive bulk inhomogeneous shortening. Tectonophysics 75, 273–296.
   Web of Science ®Google Scholar
• Bell T. H. 1983. Thrusting and duplex formation at Mount Isa, Queensland, Australia. Nature 304, 493–497.
   Web of Science ®Google Scholar
• Bell T. H. 1991. The role of thrusting in the structural development of Mount Isa mine and its relevance to exploration in the surrounding region. Economic Geology 86, 1602–1625.
   Web of Science ®Google Scholar
• Bell T. H. 2010. Deformation partitioning, foliation successions and their significance for orogenesis: hiding lengthy deformation histories in mylonites. In: Law R. D., Butler R. W. H., Holdsworth R., Krabendam M. & Strachan R. eds. Continental tectonics and mountain building: The legacy of peach and horne, pp. 275–292. Geological Society of London Special Publication 335. London.
   Google Scholar
• Bell T. H. & Sanislav I. V. 2011. A deformation partitioning approach to resolving the sequence of fold events and the orientations in which they formed across multiply deformed large-scale regions. Journal of Structural Geology 33, 1206–1217.
   Web of Science ®Google Scholar
• Bergh S. G. & Karlstrom K. E. 1992. The Chaparral shear zone: Deformation partitioning and heterogeneous bulk crustal shortening during Proterozoic orogeny in central Arizona. Geological Society of America Bulletin 104, 329–345.
   Web of Science ®Google Scholar
• Betts P. G. & Giles D. 2006. The 1800–1100 Ma tectonic evolution of Australia. Precambrian Research 144, 92–125.
   Web of Science ®Google Scholar
• Betts P. G., Giles D., Lister G. S. & Frick L. 2002. Evolution of the Australian lithosphere. Australian Journal of Earth Sciences 49, 661–695.
   Web of Science ®Google Scholar
• Bierlein F. P. & Betts P. G. 2004. The Proterozoic Mount Isa Fault Zone, northeastern Australia: is it really a ca. 1.9 Ga terrane bounding suture? Earth and Planetary Science Letters 225, 279–294.
   Web of Science ®Google Scholar
• Blake D. H. 1980. The early geological history of the Proterozoic Mount Isa Inlier, northwestern Queensland: an alternative interpretation. BMR Journal of Australian Geology and Geophysics 5, 243–256.
   Google Scholar
• Blake D. H. 1987. Geology of the Mount Isa Inlier and environs. Bureau of Mineral Resources Bulletin, Australia 225, 1–83.
   Google Scholar
• Blake D. H. & Stewart A. J. 1992. Stratigraphic and tectonic framework, Mount Isa Inlier. In: Stewart A. J. & Blake D. H. eds. Detailed Studies of the Mount Isa Inlier, pp. 1–12. Australian Geological Survey Organization Bulletin 243. Canberra, ACT.
   Google Scholar
• Derrick G. M. 1982. A Proterozoic rift zone at Mount Isa, Queensland, and implications for mineralisation. BMR Journal of Australian Geology and Geophysics 7, 81–92.
   Google Scholar
• Derrick G. M. 1992. Brothers in arms: the interaction of geology and geophysics in the Mt Isa Inlier. Exploration Geophysics 23, 117–122.
   Google Scholar
• Druguet E., Alsop I. G. & Carreras J. 2009. Coeval brittle and ductile structures associated with extreme deformation partitioning in a multilayer sequence. Journal of Structural Geology 31, 498–511.
   Web of Science ®Google Scholar
• Duncan R. J., Wilde A. R., Bassano K. & Maas R. 2006. Geochronological constraints on tourmaline formation in the Western Fold Belt of the Mount Isa Inlier, Australia: evidence for large-scale metamorphism at 1.57 Ga? Precambrian Research 146, 120–137.
   Web of Science ®Google Scholar
• Etheridge M. A., Rutland R. W. R. & Wyborn L. A. I. 1987. Orogenesis and tectonic processes in the Early to Middle Proterozoic of northern Australia. In: Kroner A. ed. Precambrian Lithospheric Evolution, pp. 131–147. American Geophysical Union, Geodynamics Series 17. Washington D.C.
   Google Scholar
• Foster D. R. W. & Rubenach M. J. 2006. Isograd pattern and regional low-pressure, high temperature metamorphism of pelitic, mafic and calc-silicate rocks along an east–west section through the Mt Isa Inlier. Australian Journal of Earth Sciences 53, 167–186.
   Web of Science ®Google Scholar
• Gibson G. M., Rubenach M. J., Neumann N. L., Southgate P. N. & Hutton L. J. 2008. Syn-and post-extensional tectonic activityin the Palaeoproterozoic sequences of Broken Hill and Mount Isa and its bearing on reconstructing Rodinia. Precambrian Research 166, 350–369.
   Web of Science ®Google Scholar
• Giles D. & Nutman A. P. 2003. SHRIMP U–Pb zircon dating of the host rocks of the Cannington Ag–Pb–Zn deposit, southeastern Mount Isa Block, Australia. Australian Journal of Earth Sciences 50, 295–309.
   Web of Science ®Google Scholar
• Giles D., Ailleres L., Jeffries D., Betts P. & Lister G. 2006a. Crustal architecture of basin inversion during the Proterozoic Isan Orogeny, eastern Mount Isa Inlier, Australia. Precambrian Research 148, 67–84.
   Web of Science ®Google Scholar
• Giles D., Betts P. G., Ailleres L., Hulscher B., Hough M. & Lister G. S. 2006b. Evolution of the Isan Orogeny at the southeastern margin of the Mount Isa Inlier. Australian Journal of Earth Sciences 53, 91–108.
   Web of Science ®Google Scholar
• Giles D., Betts P. G. & Lister G. S. 2004. 1.8–1.5-Ga links between the North and South Australian Cratons and the Early–Middle Proterozoic configuration of Australia. Tectonophysics 380, 27–41.
   Web of Science ®Google Scholar
• Holcombe R. J., Pearson P. J. & Oliver N. H. S. 1991. Geometry of a Middle Proterozoic extensional decolement in northeastern Australia. Tectonophysics 191, 255–274.
   Web of Science ®Google Scholar
• Jackson M. J., Scott D. L. & Rawlings D. J. 2000. Stratigraphic framework for the Leichhardt and Calvert Superbasins: review and correlations of the pre-1730 Ma successions between Mt Isa and McArthur River. Australian Journal of Earth Sciences 47, 381–403.
   Web of Science ®Google Scholar
• Lister G. S., O’Dea M. G. & Somaia I. 1999. A tale of two synclines: rifting, inversion and transpressional popouts at Lake Julius, northwestern Mount Isa Terrane, Queensland. Australian Journal of Earth Sciences 46, 233–250.
   Google Scholar
• MacCready T. (2006). Structural cross-section based on the Mount Isa Deep Seismic Transect. Australian Journal of Earth Sciences 53, 5–26.
   Web of Science ®Google Scholar
• McDonald G. D., Collerson K. D. & Kinny P. D. 1997. Late Archean and early Proterozoic crustal evolution of the Mount Isa Block, northwest Queensland, Australia. Geology 25, 1095–1098.
   Web of Science ®Google Scholar
• Miller R. B. & Paterson S. R. 2001. Influence of lithological heterogeneity, mechanical anisotropy, and magmatism on the rheology of an arc, North Cascades, Washington. Tectonophysics 342, 351–370.
   Web of Science ®Google Scholar
• Neumann N. L., Southgate P. N., Gibson G. M. & McIntyre A. 2006. New SHRIMP geochronology for the Western Fold Belt of the Mount Isa inlier: developing a 1800–1650 Ma event framework. Australian Journal of Earth Sciences 53, 1023–1039.
   Web of Science ®Google Scholar
• O’Dea M. G. & Lister G. S. 1995. The role of ductility contrast and basement architecture in the structural evolution of the Crystal Creek Block, Mount Isa Inlier, NW Queensland. Australia. Journal of Structural Geology 17, 949–960.
   Web of Science ®Google Scholar
• O’Dea M. G., Lister G. S., MacCready T., Betts P. G., Oliver N. H. S., Pound K. S., Huang W. & Valenta R. K. 1997. Geodynamic evolution of the Proterozoic Mount Isa terrain. In: Burg J.-P. & Ford M. eds. Orogeny through time, pp. 99–122. Geological Society of London Special Publication 121. London.
   Google Scholar
• Page R. W. & Bell T. H. 1986. Isotopic and structural responses of granite to successive deformation and metamorphism. Journal of Geology 94, 365–379.
   Web of Science ®Google Scholar
• Page R. W. & Sun S.-S. 1998. Aspects of geochronology and crustal evolution in the Eastern Fold Belt, Mount Isa Inlier. Australian Journal of Earth Sciences 45, 343–361.
   Web of Science ®Google Scholar
• Page R. W. & Sweet I. P. 1998. Geochronology of basin phases in the western Mount Isa Inlier, and correlation with the McArthur Basin. Australian Journal of Earth Sciences 45, 219–232.
   Web of Science ®Google Scholar
• Page R. W., Jackson M. J. & Krassay A. A. 2000. Constraining sequence stratigraphy in north Australian basins: SHRIMP U–Pb zircon geochronology between Mount Isa and McArthur River. Australian Journal of Earth Sciences 47, 431–459.
   Web of Science ®Google Scholar
• Pearson P. J., Holcombe R. J. & Page R. W. 1992. Synkinematic emplacement of the Middle Proterozoic Wonga Batholith into a mid-crustal extensional shear zone. In: Stewart A. J. & Blake D. H. eds. Detailed studies of the mount isa inlier, pp. 289–328. Australian Geological Survey Organisation Bulletin 243. Canberra ACT.
   Google Scholar
• Potma W. A. & Betts P. G. 2006. Extension-related structures in the Mitakoodi Culmination: implications for the nature and timing of extension, and effect on later shortening in the eastern Mount Isa Inlier. Australian Journal of Earth Sciences 53, 55–67.
   Web of Science ®Google Scholar
• Ramsay J. G. 1967. Folding and fracturing of rocks. McGraw-Hill, New York.
   Google Scholar
• Rubenach M. J. 2005. Relative timing of albitization and chlorine enrichment in biotite in Proterozoic schists, Snake Creek Anticline, Mount Isa Inlier, northeastern Australia. The Canadian Mineralogist 43, 349–366.
   Web of Science ®Google Scholar
• Rubenach M. J. 2008. Tectonothermal and metasomatic evolution of the Mount Isa Inlier. Mineral System Analysis of the Mount Isa–McArthur Region, Northern Australia. Project I7: Predictive Mineral Discovery Report, 57 p. Available at http://www.pmdcrc.com.au/.
   Google Scholar
• Rubenach M. J. & Lewthewaite K. A. 2002. Metasomatic albitites and related biotite-rich schists from a low-pressure polymetamorphic terrane, Snake Creek Anticline, Mount Isa Inlier, north-eastern Australia: microstructures and P–T–d paths. Journal of Metamorphic Geology 20, 191–202.
   Web of Science ®Google Scholar
• Rubenach M. J., Foster D. R. W., Evins P. M., Blake K. L. & Fanning C. M. 2008. Age constraints on the tectonothermal evolution of the Selwyn Zone, Eastern Fold Belt, Mount Isa Inlier. Precambrian Research 163, 81–107.
   Web of Science ®Google Scholar
• Ryburn R. J. H., Wilson I. H., Grimes K. G. & Hill R. M. 1988. Cloncurry, queensland, 1:100 000 geological map commentary, Bureau of Mineral Resources, Canberra.
   Google Scholar
• Sayab M. 2005. Microstructural evidence for N–S shortening in the Mount Isa Inlier, NW Queensland, Australia; the preservation of early W–E-trending foliations in porphyroblasts revealed by independent 3D measurement techniques. Journal of Structural Geology 27, 1445–1468.
   Web of Science ®Google Scholar
• Williams P. R. 1989. Nature and timing of early extensional structures in the Mitakoodi Quartzite, Mount Isa Inlier, northwest Queensland. Australian Journal of Earth Sciences 36, 283–296.
   Web of Science ®Google Scholar
• Worlend B. A. & Wilson C. J. L. 1995. Deformation partitioning and foliation reactivation during transpressional orogenesis, an example from the Central Longmen Shan, China. Journal of Structural Geology 18, 395–411.
   Web of Science ®Google Scholar
• Wyborn L. A. I. 1998. Younger ca. 1500 Ma granites of the Williams and Naraku batholiths, Cloncurry district, eastern Mount Isa Inlier: geochemistry, origin, metallogenic significance and exploration indicators. Australian Journal of Earth Sciences 45, 397–411.
   Web of Science ®Google Scholar
• Wyborn L. A. I. & Page R. W. 1983. The Proterozoic Kalkadoon and Ewen Batholiths, Mount Isa Inlier, Queensland: source, chemistry, age and metamorphism. BMR Journal of Australian Geology and Geophysics 8, 53–69.
   Google Scholar
• Wyborn L. A. I., Page R. W. & McCulloch M. T. 1988. Petrology, geochronology and isotope geochemistry of the post-1820 Ma granites of the Mount Isa Inlier: Mechanisms for the generation of Proterozoic anorogenic granites. Precambrian Research 40/41, 509–541.
   Web of Science ®Google Scholar