1887
ASEG2009 - 20th Geophysical Conference
  • ISSN: 2202-0586
  • E-ISSN:
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Abstract

Abstract

A regional seismic survey in north Queensland, with acquisition parameters set for deep crustal imaging, shows a potential geothermal target beneath about 2 km of sediments. Beneath the sedimentary structure there appears to be an area of low seismic reflection signal from about 1 s to 4 s. Combined with die relatively low gravity signature over this location, this area of low seismic reflection signal could be interpreted as a large granite body, overlain by sediments. This body lies near an area of high crustal temperature and suggests a potential geothermal energy target.

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/content/journals/10.1071/ASEG2009ab116
2009-12-01
2026-01-18
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References

  1. Bacilli in. M., Milligan, P. R., Wynne, P. and Tracey, R, 2008, Gravity Anomaly Map of the Australian Region (Third Edition), scale 1:5 000 000, Geoscience Australia, Canberra.
  2. Chopra, P. and Holgate, F., 2005, A GIS analysis of temperature in the Australian crust: Proceedings of the World Geothermal Congress, Antalya, Turkey, 24-29 April.
  3. Emerson, D.W., 1990, Notes on Mass Properties of Rocks – Density, Porosity, Permeability: Explor. Geophys. 21, 209-216.
  4. Meixner, A J. and Holgate, F., in press. In search of hot buried granites: A 3D map of subsediment granitic bodies in the Cooper Basin region of Australia, generated from inversions of gravity data: Adelaide: 18th Aust. Soc. Explor. Geophys Conference, Extended Abstracts.
  5. Yilmaz, O., 1987, Seismic data processing. Doherty S. M. ed. Society of Exploration Geophysicists, Tulsa.
/content/journals/10.1071/ASEG2009ab116
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  • Article Type: Research Article
Keyword(s): geothermal target; gravity; magnetics; regional geophysics; seismic reflection
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