Geophysical interpretation and modelling of the Olary Domain under cover: A hidden inverted rift system

Australian Journal of Earth Sciences

Volumn 50, Issue 4, 2003, Pages 633-644

  Hills, Q G ^a   Betts, P G ^a   Lister, G S ^a  

^a MONASH UNIVERSITY   (Australia)

Author keywords

Aeromagnetic data; Basin inversion; Geophysics; Mineralisation; Modelling; Olary Domain; Polygonum Prospect

Indexed keywords

AEROMAGNETIC SURVEY; BASIN EVOLUTION; INVERSION TECTONICS; MASSIVE SULFIDE; MINERALIZATION; STRUCTURAL GEOLOGY; SYNTECTONIC SEDIMENT; TECTONIC SETTING; THRUST;

AUSTRALIA;

EID: 0242657371     PISSN: 08120099     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1440-0952.2003.01017.x     Document Type: Article

References (59)

1. ASHLEY P. M., CONOR C. H. H. & SKIRROW R. G. 1998. Geology of the Olary Domain, Curnamona Province, South Australia. In: Field Guidebook to Broken Hill Exploration Initiative Excursion, 13-15th October 1998, pp. 1-53. Primary Industries and Resources South Australia, Adelaide.
2. ASHLEY P. M., LAURIE D. C., CONOR C. H. H. & PLIMER I. R. 1997. Geology of the Olary Domain, Curnamona Province, South Australia. Department of Mines and Energy, Mineral Provinces, South Australia. Report Book 1997.
3. BETTS P. G. 2001. Three dimensional structure along the inverted Palaeoproterozoic Fiery Creek Fault System, Mount Isa Terrane, Australia. Journal of Structural Geology 23, 1953-1969.
4. BETTS P. G. & LISTER G. S. 2002. Geodynamically indicated targeting strategy for shale hosted massive sulfide Pb-Zn-Ag mineralisation in the Western Fold Belt, Mt Isa terrane. Australian Journal of Earth Sciences 49, 985-1010.
5. BETTS P. G., LISTER G. S. & O'DEA M. G. 1998. Asymmetric extension of the Middle Proterozoic lithosphere, Mount Isa Terrane, Queensland, Australia. Tectonophysics 296, 293-316.
6. BIERLEIN F. P., ASHLEY P. M. & SECCOMBE P. K. 1996. Origin of hydrothermal Cu-Zn-Pb mineralisation in the Olary Block, South Australia: evidence from fluid inclusions and sulphur isotopes. Precambrian Research 79, 281-305.
7. BINNS R. A. 1964. Zones of progressive regional metamorphism in the Willyama Complex, Broken Hill district, N.S.W. Journal of the Geological Society of Australia 11, 283-330.
8. BOYER S. E. & ELLIOTT D. 1982. Thrust systems. American Association of Petroleum Geologists Bulletin 66, 1196-1230.
9. BUTLER. R. W. H. 1989. Stratigraphic and tectonic framework, Mount Isa Inlier. In: Cooper M. A. & Williams D. G. eds. Inversion Tectonics, pp. 105-122. Geological Society of London Special Publication 44.
10. CLARKE G. L. & BURG J. P & WILSON C. J. L. 1986. Stratigraphic and structural constraints on the Proterozoic tectonic history of the Olary Block, South Australia. Precambrian Research 34, 107-137.
11. CLARKE G. L., GUIRAUD M., POWELL R. & BURG J. P. 1987. Metamorphism in the Olary Block, South Australia: compression with cooling in a Proterozoic fold belt. Journal of Metamorphic Geology 5, 291-306.
12. CONEY P. J. 1973. Plate tectonics of marginal foreland thrust-fold belts. Geology 1, 131-134.
13. COOK N. & ASHLEY P. 1992. Metaevaporite sequence, exhalative chemical sediments and associated rocks in the Proterozoic Willyama Supergroup, South Australia; implications for metallogenesis. Precambrian Research 56, 211-226.
14. ETHERIDGE M. A. 1986. On the reactivation of the extensional fault system. Philosophical Transactions of the Royal Society of London A317, 179-194.
15. FLINT D. J. & PARKER A. J. 1993. Willyama Inliers. In: Drexel J. F., Preiss W. V. & Parker A. J. eds. The Geology of South Australia, Vol. 1 The Precambrian, pp. 82-93. Geological Survey of South Australia Bulletin 54.
16. GIBSON G. 2000. Tectonic evolution of the Palaeoproterozoic Willyama Supergroup. In: Peljo M. ed. Broken Hill: the Early Years. Broken Hill Exploration Initiative: Abstracts Presented at the May 2000 Conference in Broken Hill, pp. 45-47. Australian Geological Survey Organisation Record 2000/10.
17. GLEN R. A., LAING W. P. & PARKER A. J & RUTLAND R. W. R. 1977. Tectonic relationships between the Proterozoic Gawler and Willyama Orogenic Domains, Australia. Journal of the Geological Society of Australia 24, 125-150.
18. GOODFELLOW W. D., LYNDON J. W & TURNER R. J. W. 1993. Geology and genesis of stratiform sediment hosted (SEDEX) zinc-lead-silver sulphide deposits. In: Kirkham R. V., Sinclair W. D., Thorpe R. I. & Duke J. M. eds. Mineral Deposit Modelling, pp. 201-252. Geological Association of Canada Special Paper 40.
19. GRANT F. S. 1984. Aeromagnetics, geology and ore environments. Geoexploration 23, 303-362.
20. GUNN P. J., MAIDAMENT D. & MILLIGAN P. R. 1997. Interpreting aeromagnetic data in areas of limited outcrop. AGSO Journal of Australia Geology & Geophysics 17, 175-186.
21. 39Ar and apatite fission track thermochronology of the Broken Hill Inlier: implications for Mesoproterozoic to recent tectonics. In: Gibson G. E. ed. Broken Hill Exploration Initiative: Abstracts of Papers Presented at the 4th Annual Meeting in Broken Hill, pp. 46-49. Australian Geological Survey Organisation Record 1998/25.
22. HAYWARD A. B. & GRAHAM R. H. 1989. Some geometric characteristics of inversion. In: Cooper M. A. & Williams D. G. eds. Inversion Tectonics, pp. 17-39. Geological Society of London. Special Publication 44.
23. HEARST R. B. & MORRIS W. A. 1992. Gravity and magnetic modelling and interpretation across the North Range, Sudbury Structure: exploration implications. Eos 73, 305.
24. HILLS Q. G. 2000. Structural analysis of the Polygonum and Thunderdome Prospects: implications for mineralisation and regional structure of the Willyama Complex. MSc thesis, Monash University, Melbourne (unpubl.).
25. HOBBS B. E., MEANS W. D. & WILLIAMS P. F. 1976. An Outline of Structural Geology. John Wiley & Sons, New York.
26. JESSELL M. W., VALENTA R. K., JUNG G., CULL J. P. & GEIRO A. 1993. Structural geophysics. Exploration Geophysics 24, 599-602.
27. KELLY P. G., PEACOCK D. C. P., SANDERSON D. J. & MCGURK A. C. 1999. Selective reverse-reactivation of normal faults, and deformation around reverse-reactivated faults in the Mesozoic of the Somerset coast. Journal of Structural Geology 21, 493-509.
28. LAING W. P., MARJORIBANKS R. W & RUTLAND R. W. R. 1978. Structure of the Broken Hill Mine area and its significance for the genesis of the orebodies. Economic Geology 73, 1112-1136.
29. LEYH W. R. 1995. Lithological Interpretation of the Polygonum and Grid 4/Ardeetoo Propect Drill Holes. BHP Minerals Exploration, Brisbane.
30. LEYH W. R. 1997. Lithological Interpretation of the Thunderdome Propect Drill Holes. BHP Minerals Exploration, Brisbane.
31. LEYH W. R. & CONOR H. H. 2000. Stratigraphically controlled metallogenic zonation associated with the regional redox boundary of the Willyama Supergroup - economic implications for the southern Curnamona Province. MESA Journal 16, 39-47.
32. MAIDMENT D. W., GIBSON G. M. & GIDDINGS J. W. 2000. Regional structure and distribution of magnetite: implications for the interpretation of aeromagnetic data in the Broken Hill region, New South Wales. Exploration Geophysics 31, 008-016.
33. MARJORIBANKS R. W., LAING W. P & RUTLAND R. W. R. 1980. The structure and tectonic evolution of the Broken Hill Region, Australia. Precambrian Research 13, 209-240.
34. McCLAY K. R. & BUCHANAN P. G. 1992. Thrust faults in inverted extensional basins. In: McClay K. R. ed. Thrust Tectonics, pp. 93-105. Chapman and Hall, London.
35. NUTMAN A. P. & EHLERS K. 1998. Evidence for multiple Palaeoproterozoic thermal events and magmatism adjacent to the Broken Hill Pb-Zn-Ag orebody, Australia. Precambrian Research 90, 203-238.
36. NUTMAN A. P. & GIBSON G. M. 1998. Zircon ages from metasediments, granites and mafic intrusions: reappraisal of the Willyama Supergroup. In: Gibson G. E. ed. Broken Hill Exploration Initiative: Abstracts of Papers Presented at the 4th Annual Meeting in Broken Hill, pp. 86-88. Australian Geological Survey Organisation Record 1998/25.
37. 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, Australia. Journal of Structural Geology 17, 949-960.
38. O'DEA M. G., LISTER G. S., BETTS P. G. & POUND K. S. 1997. A shortened intraplate rift system in the Proterozoic Mount Isa Terrane, NW Queensland, Australia. Tectonics 16, 425-441.
39. PAGE R. W. & LAING W. P. 1992. Felsic metavolcanic rocks related to the Broken Hill Pb-Zn-Ag orebody, Australia: geology, depositional age and timing of high-grade metamorphism. Economic Geology 87, 2138-2168.
40. PAGE R. W., STEVENS B. P. J. & GIBSON G. M & CONOR C. H. H. 2000. Geochronology of Willyama Supergroup rocks between Olary and Broken Hill, and comparison to northern Australia. In: Peljo M. ed. Broken Hill Exploration Initiative: Abstracts presented at the May 2000 Conference in Broken Hill, p. 72. Australian Geological Survey Organisation Record 2000/10.
41. PARR J. M. & PLIMER I. R. 1993. Models for Broken Hill-type lead-zinc-silver deposits. In: Kirkham R. V., Sinclair W. D., Thorpe R. I. & Duke J. M. eds. Mineral Deposit Modelling, pp. 253-288. Geological Association of Canada Special Paper 40.
42. PHILLIPS G. N. 1980. Water activity across an amphiboliten̄granulite facies transition Broken Hill, Australia. Contributions to Mineralogy and Petrology 75, 377-386.
43. PHILLIPS G. N. & WALL V. J. 1981. Evolution of prograde regional metamorphic conditions: their implications for the heat source and water activity during metamorphism in the Willyama Complex, Broken Hill, Australia. Bulletin de Mineralia 104, 801-810.
44. PLIMER I. R. 1985. Broken Hill Pb-Zn-Ag deposit-a product of mantle metasomatism. Mineralium Deposita 20, 147-153.
45. POWELL C. McA., PREISS W. V., GATEHOUSE C. G., KRAPEZ B. & LI Z. X. 1994. South Australian record of a Rodinian epicontinental basin and its mid-Neoproterozoic break-up (c. 700Ma) to form the Palaeo-Pacific Ocean. Tectonophysics 237, 113-140.
46. PREISS W. 2000. Overview of the Curnamona Province and its tectonic setting. In: Peljo M. Ed. Broken Hill Exploration Initiative: Abstracts Presented at the May 2000 Conference in Broken Hill, p. 79. Australian Geological Survey Organisation Record 2000/10.
47. ROBERTSON R. S., PREISS W. V., CROOKS A. F., HILL P. W. & SHEARD M. J. 1998. Review of the Proterozoic geology and mineral potential of the Curnamona Province in South Australia. AGSO Journal of Australian Geology & Geophysics 17, 169-182.
48. SCHWARZ E. J. 1991. Magnetic expression of intrusions including magnetic aureoles. Tectonophysics 192, 191-200.
49. SCOTT D. L., BRADSHAW B. E. & TARLOWSKI C. Z. 1998. The tectonostratigraphic history of the Proterozoic northern Lawn Hill Platform, Australia; an integrated intracontinental basin analysis. Tectonophysics 300, 329-358.
50. STÖWE K. & EHLERS K. 1997. Multiple metamorphic events at Broken Hill, Australia: evidence from chloritoid bearing parageneses in the Nine Mile region. Journal of Petrology 38, 1132-1167.
51. STEVENS B. P. J., BARNES R. G. & FORBES B. G. 1990. Willyama Block - regional geology and minor mineralisation. In: Hughes F. E. ed. Geology of the Mineral Deposits of Australia and Papua New Guinea, pp. 1065-1072. Australasian Institute of Mining and Metallurgy Monograph Series 14.
52. STEVENS B. P. J. 1986. Post-depositional history of the Willyama Supergroup in the Broken Hill Block, N.S.W. Australian Journal of Earth Sciences 33, 73-98.
53. THOMSON B. P. 1969. Precambrian Crystalline Basement. In: Parkin L. & W. eds. Handbook of South Australian Geology, pp. 49-83. Geological Survey of South Australia, Adelaide.
54. VALENTA R. K., JESSELL M. W., JUNG G. & BARTLETT J. 1992. Geophysical interpretation and modelling of three-dimensional structure in the Duchess area, Mount Isa Inlier, Australia. Exploration Geophysics 23, 393-400.
55. WEBSTER A. E. 1996. Delamerian refolding of the Palaeoproterozoic Broken Hill Block. Australian Journal of Earth Sciences 43, 85-89.
56. WHITING T. H. 1986. Aeromagnetics as an aid to geological mappingóa case history from the Arunta Inlier, Northern Territory. Australian Journal of Earth Sciences 33, 271-286.
57. WILLIAMS G. D., POWELL C. McA. & COOPER M. A. 1989. Geometry and kinematics of inversion tectonics. In: Cooper M. A. & Williams D. G. eds. Inversion Tectonics, pp. 3-15. Geological Society of London Special Publication 44.
58. WILLIS I. L., BROWN R. E. & STROUD W. J & STEVENS B. P. J. 1983. The Early Proterozoic Willyama Supergroup: stratigraphic subdivision add interpretation of the high to low-grade metamorphic rocks in the Broken Hill Block, New South Wales. Journal of the Geological Society of Australia 30, 195-224.
59. WRIGHT J. V., HAYDON R. C. & McCONACHY G. W. 1987. Sedimentary model for the Broken Hill Pb-Zn deposit, Australia. Geology 15, 598-602.