Magnetic properties and potential field modeling of the Peculiar Knob metamorphosed iron formation, South Australia: An analog for the source of the intense Martian magnetic anomalies?

Journal of Geophysical Research: Solid Earth

Volumn 112, Issue 3, 2007, Pages

  Schmidt, Phillip W ^a   McEnroe, Suzanne A ^b   Clark, David A ^a   Robinson, Peter ^b  

^a CSIRO   (Australia)

^b GEOLOGICAL SURVEY OF NORWAY   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

GRAVITY ANOMALY; HEMATITE; IRON; MAGHEMITE; MAGNETIC ANOMALY; MAGNETIC PROPERTY; MAGNETIC SUSCEPTIBILITY; MAGNETITE; MAGNETIZATION; METAMORPHISM; NATURAL REMANENT MAGNETIZATION; POTENTIAL FIELD; THERMOREMANENT MAGNETIZATION;

AUSTRALASIA; AUSTRALIA; SOUTH AUSTRALIA;

EID: 34548559596     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/2006JB004495     Document Type: Article

References (55)

1. Acuña, M. H., et al. (1999), Global distribution of crustal magnetization discovered by the Mars Global Surveyor MAG/ER experiment, Science, 284, 790-793.
2. Alva-Valdivia, L. M., and J. Urrutia-Fucugauchi (1995), Rock magnetism and magnetic surveys in the iron ore deposit of El Encino, Mexico, J. S. Am. Earth Sci., 8, 209-220.
3. Alva-Valdivia, L. M., and J. Urrutia-Fucugauchi (1998), Rock magnetic properties and ore microscopy of the iron ore deposit of Las Truchas, Michoacan, Mexico, J. Appl. Geophys., 38, 227-299.
4. Balsley, J. R., and A. F. Buddington (1958), Iron titanium oxide minerals, rocks, and aeromagnetic anomalies of the Adirondack area, New York, Econ. Geol., 53, 777-805.
5. Bath, G. D. (1962), Magnetic anomalies and magnetizations of the Biwabik iron-formation, Mesabi area, Minnesota, Geophysics, 27, 627-650.
6. Blakely, R. J. (1996), Potential Theory in Gravity and Magnetic Applications, 441 pp., Cambridge Univ. Press, New York.
7. Brown, L. B., S. A. McEnroe, and R. J. Harrison (2005), Rock-magnetic properties of samples from the El Laco magnetite "flow", High Andes, Chile, Eos Trans. AGU, 86(52), Fall Meet. Suppl., Abstract GP41A-0856.
8. Clark, D. A. (1997), Magnetic petrophysics and magnetic petrology: Aids to geological interpretation of magnetic surveys, AGSO J. Aust. Geol. Geophys., 17, 83-103.
9. Clark, D. A. (1999), Magnetic petrology of igneous intrusions: Implications for exploration and magnetic interpretation, Explor. Geophys., 30, 5-26.
10. Clark, D. A., and P. W. Schmidt (1986a), Magnetic properties of the banded-iron formations of the Hamersley Group, W. A., Rep. RIR 1638R, 33 pp. and appendices, CSIRO Div. of Miner. Phys. and Mineral., North Ryde, N. S. W., Australia.
11. Clark, D. A., and P. W. Schmidt (1986b), Geological structure and magnetic signatures of the Hamersley BIFS, Rep. RIR 1639R, 17 pp. and appendices, CSIRO Div. of Miner. Phys. and Mineral., North Ryde, N. S. W., Australia.
12. Clark, D. A., and P. W. Schmidt (1994), Magnetic properties and magnetic signatures of BIFs of the Hamersley Basin and Yilgarn Block, Western Australia, in Geophysical Signatures of Western Australian Mineral Deposits, edited by M. C. Dentith et al., Publ. 26, pp. 343-354, Geol. and Geophys. Dep., Univ. of West. Aust., Perth.
13. Connerney, J. E. P., M. H. Acuna, N. F. Ness, T. Spohn, and G. Schubert (2004), Mars crustal magnetism, Space Sci. Rev., 111, 1-32.
14. Cordell, L., and P. T. Taylor (1971), Investigations of magnetization and density of a North American seamount using Poisson's theorem, Geophysics, 36, 919-937.
15. Dunlop, D. J., and Ö. Özdemir (1997), Rock Magnetism: Fundamentals and Frontiers, 573 pp., Cambridge Univ. Press, New York.
16. Emerson, D. W., D. A. Clark, and S. J. Saul (1985), Magnetic exploration models incorporating remanence, demagnetisation and anisotropy: HP 41C handheld computer algorithms, Explor. Geophys., 16, 1-122.
17. Esdale, D., D. Pridmore, J. Coggon, P. Muir, P. Williams, and F. Fritz (2003), Olympic dam copper-uranium-gold-silver-rare earth element deposit, South Australia: A geophysical case history, in Geophysical Signatures of South Australian Mineral Deposit, edited by M. C. Dentith, Publ. 31, pp. 147-168, Cent. for Global Metal., Univ. of West. Aust., Perth.
18. Frandsen, C., S. L. S. Stipp, S. A. McEnroe, M. B. Madsen, and J. M. Knudsen (2004), Magnetic force microscopy (MFM) reveals magnetic domain structure and stray field of individual elongated magnetite grains, Phys.Earth Planet. Inter., 141, 121-124.
19. Halgedahl, S. L. (1998), Barkhausen jumps in large versus small platelets of natural hematite, J. Geophys. Res., 103, 30,575-30,589.
20. Hargraves, R. B. (1959), Magnetic anisotropy and remanent magnetism in hemo-ilmenite from ore deposits at Allard Lake, Quebec, J. Geophys. Res., 64, 1565-1578.
21. Hargraves, R. B., J. M. Knudson, M. B. Madsen, and P. Bertelsen (2001), Finding the right rocks on Mars, Eos Trans. AGU, 82, 292.
22. Hart, J., and H. Freeman (2003), Geophysics of the Prominent Hill prospect, South Australia, in Geophysical Signatures of South Australian Mineral Deposits, edited by M. C. Dentith, Publ. 31, pp. 93-100, Cent. for Global Metal., Univ. of West. Aust., Perth.
23. Hrouda, F., A. Stephenson, and L. Woltar (1983), On the standardization of measurements of magnetic susceptibility, Phys. Earth Planet. Inter., 32, 203-208.
24. Kelso, P. P., S. K. Banerjee, and C. Teyssier (1993), Rock magnetic properties of the Arunta Block, central Australia and their implications for the interpretation of long-wavelength anomalies, J. Geophys. Res., 98, 15,987-15,999.
25. Kletetschka, G., P. J. Wasilewski, and P. T. Taylor (2000a), Hematite vs. magnetite as the signature for planetary magnetic anomalies?, Phys. Earth Planet. Inter., 119, 259-267.
26. Kletetschka, G., P. J. Wasilewski, and P. T. Taylor (2000b), Unique thermo-remanent magnetization of multidomain sized hematite: Implications for magnetic anomalies, Earth Planet. Sci. Lett., 176, 469-479.
27. McEnroe, S. A., and L. L. Brown (2000), A closer look at remanence dominated anomalies: Rock-magnetic properties and magnetic mineralogy of the Russell Belt microcline-sillmanite gneisses, northwest Adirondacks mountains, New York, J. Geophys. Res., 105, 16,437-16,456.
28. McEnroe, S. A., R. Harrison, P. Robinson, U. Golla, and M. J. Jercinovic (2001a), The effect of fine-scale microstructures in titanohematite on the acquisition and stability of NRM in granulite facies metamorphic rocks from southwest Sweden: Implications for crustal magnetism, J. Geophys. Res., 106, 30,523-30,546.
29. McEnroe, S. A., P. Robinson, and P. T. Panish (2001b), Aeromagnetic anomalies, magnetic petrology and rock magnetism of hemo-ilmenite- and magnetite-rich cumulates from the Sokndal region, south Rogaland, Norway, Am. Mineral., 86, 1447-1468.
30. McEnroe, S. A., R. Harrison, P. Robinson, and F. Langenhorst (2002), Nanoscale hematite-ilmenite lamellae in massive ilmenite rock: An example of lamellar magnetism with implications for planetary magnetic anomalies, Geophys. J. Int., 151, 890-912.
31. McEnroe, S. A., L. L. Brown, and P. Robinson (2004a), Earth analog for Martian anomalies: Remanence properties of hemo-ilmenite norites in the Bjerkreim-Sokndal intrusion, Rogaland, Norway J. Appl. Geophys., 56, 195-212.
32. McEnroe, S. A., J. R. Skilbrei, P. Robinson, F. Heidelbach, F. Langenhorst, and L. L. Brown (2004b), Magnetic anomalies, layered intrusions and Mars, Geophys. Res. Lett., 31, L19601, doi:10.1029/ 2004GL020640.
33. McEnroe, S. A., F. Langenhorst, P. Robinson, G. Bromiley, and C. Shaw (2004c), What's magnetic in the lower crust?, Earth Planet. Sci. Lett., 226, 175-192.
34. McEnroe, S. A., R. J. Harrison, M. Jackson, A. M. Hirt, P. Robinson, F. Langenhorst, T. Kasama, A. Putnis, L. L. Brown, and U. Golla-Schindler (2005a), Lamellar magnetism: Effects of interface versus exchange interactions of nanoscale exsolutions in the ilmenite-hematite system, J. Phys. Conf. Ser., 17, 154-167.
35. McEnroe, S. A., A. M. Hirt, P. Robinson, R. J. Harrison, and L. B. Brown (2005b), The effects of nanoscale exsolution on magnetic properties: Insights from Forc diagrams, Eos Trans. AGU, 86(52), Fall Meet. Suppl., Abstract GP41A-0864.
36. McFadden, P. L., and A. B. Reid (1982), Analysis of palaeomagnetic inclination data, Geophys. J. R. Astron. Soc., 69, 307-319.
37. Morris, B. J., and J. K. Hough (1997), South Australia Steel and Energy Project, Peculiar Knob Prospect, South Australia, Rep. Book 97/9, Dep. of Mines and Energy Resour., Adelaide, Queensl., Australia.
38. Özdemir, Ö., and D. J. Dunlop (2002), Thermoremanence and stable memory of single-domain hematites, Geophys. Res. Lett., 29(18), 1877, doi:10.1029/2002GL015597.
39. Özdemir, Ö., and D. J. Dunlop (2005), Thermoremanent magnetization of multidomain hematite, J. Geophys. Res., 110, B09104, doi:10.1029/2005JB003820.
40. Pinto, M. J., and M. O. McWilliams (1990), Drilling-induced isothermal remanent magnetization, Geophysics, 55, 111-115.
41. Ridley, B. H., and H. E. Brown (1980), The transformer bridge and magnetic susceptibility measurement, Bull. Aust. Soc. Explor. Geophys., 11, 110-114.
42. Robinson, P., R. J. Harrison, S. A. McEnroe, and R. Hargraves (2002), Lamellar magnetism in the hematite-ilmenite series as an explanation for strong remanent magnetization, Nature, 418, 517-520.
43. Robinson, P., R. J. Harrison, S. A. McEnroe, and R. Hargraves (2004), Nature and origin of lamellar magnetism in the hematite-ilmenite series, Am. Mineral., 89, 725-747.
44. Schmidt, P. W. (1986), Magnetic properties and models for Peculiar Knob and Teatree Glen prospects, S. A, Rep. RIR 1659R, 27 pp., CSIRO Div. of Miner. Phys. and Mineral., North Ryde, N. S. W., Australia.
45. Schmidt, P. W. (1998), Magnetic petrophysical database for Hamersley Basin BIFs, WA, Rep. 535C, pp. 19 plus appendices and data disk, CSIRO Explor. and Min. North Ryde, N. S. W., Australia.
46. Schmidt, P. W., and D. A. Clark (1994), Palaeomagnetism and magnetic anisotropy of Proterozoic banded-iron formations and iron ores of the Hamersley Basin, Western Australia, Precambrian Res., 69, 133-155.
47. Schmidt, P. W., and G. E. Williams (2003), Reversal asymmetry in Mesoproterozoic overprinting of the 1.88-Ga Gunflint Formation, Ontario, Canada: Non-dipole effects or apparent polar wander?, Tectonophysics, 377, 7-32.
48. Schmidt, P. W., S. A. McEnroe, P. Robinson, and D. Clark (2005), Intergrowths in multidomain hematite: Source of high NRM intensities and coercivity?, Eos Trans. AGU, 86(52), Fall Meet. Suppl., Abstract, GP41A-0865.
49. Scott, E. R. D., and M. Fuller (2004), A possible source for the Martian crustal magnetic field, Earth Planet. Sci. Lett., 220, 83-90.
50. Symons, D. T. A., and M. Stupavsky (1979), Magnetic characteristics of the iron formation near Temagami, Ontario, Ont. Geol. Surv. Misc. Pap., 87, 133-147.
51. Symons, D. T. A., D. S. Walley, and M. Stupavsky (1980), Component magnetization of the Algoman iron formation and host rocks, Moose Mountain Mine, Ontario, Ont. Geol. Surv. Misc. Pap., 93, 198-214.
52. Symons, D. T. A., A. W. Quick, and M. Stupavsky (1981), Magnetic and paleomagnetic characteristics of the Archean iron formation and host rocks at the Adams Mine, Ontario, Ont. Geol. Surv. Misc. Pap., 98, 293-307.
53. Veitch, R. J., I. Hedley, and J.-J. Wagner (1983), Magnetic anisotropy calibration error, Geophys. J. R. Astron. Soc., 75, 407-409.
54. Williams, G. E., and P. W. Schmidt (2004), Paleomagnetism of the 1.88-Ga Sokoman Formation in the Schefferville-Knob Lake area, Québec, Canada, and implications for the genesis of iron oxide deposits in the central New Québec Orogen, Precambrian Res., 128, 167-188.
55. Williams, G. E., P. W. Schmidt, and D. A. Clark (2004), Paleomagnetism of iron-formation from the late Palaeoproterozoic Frere Formation, Earaheedy Basin, Western Australia: Palaeogeographic and tectonic implications, Precambrian Res., 128, 367-383.