Locating geologic contacts with magnitude transforms of magnetic data

Journal of Applied Geophysics

Volumn 63, Issue 2, 2007, Pages 80-89

  Pilkington, Mark ^a  

^a GEOLOGICAL SURVEY OF CANADA   (Canada)

Author keywords

Contact mapping; Magnetic; Magnitude transforms

Indexed keywords

DEFORMATION; GEOMAGNETISM; LITHOLOGY; MAGNETIC FIELDS; MAGNETIZATION; MAPPING;

CONTACT MAPPING; GEOLOGIC CONTACTS; MAGNETIC DATA; MAGNITUDE TRANSFORMS;

GEOPHYSICS;

DEFORMATION; LITHOLOGY; MAGNETIC FIELD; MAPPING; REMANENT MAGNETIZATION;

CANADA; MANITOBA; NORTH AMERICA;

EID: 34848902374     PISSN: 09269851     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jappgeo.2007.06.001     Document Type: Article

References (22)

1. Agarwal B.N.P., and Shaw R.K. Comment on 'an analytic signal approach to the interpretation of total field magnetic anomalies' by Shuang Qin. Geophysical Prospecting 44 (1996) 911-914
2. Blakely R.J., and Simpson R.W. Approximating edges of source bodies from magnetic or gravity anomalies. Geophysics 51 (1986) 1494-1498
3. Cordell L.E., and Grauch V.J.S. Mapping basement magnetization zones from aeromagnetic data in the San Juan Basin, New Mexico. In: Hinze W.J. (Ed). The utility of regional gravity and magnetic anomaly maps. Soc. Explor. Geophys. (1985) 181-197
4. Coyle M., and Kiss F. Residual total magnetic field, Wuskwatim Lake aeromagnetic survey, Manitoba, Pistol Lake 63 O/02, Manitoba. Geological Survey of Canada, Open File 5126 (2006)
5. Finn C.A., and Morgan L.A. High-resolution aeromagnetic mapping of volcanic terrain, Yellowstone National Park. Journal of Volcanology and Geothermal Research 115 (2002) 207-231
6. Gerovska D., Arauzo-Bravo M.J., and Stavrev P. Determination of the parameters of compact ferro-metallic objects with transforms of magnitude magnetic anomalies. Journal of Applied Geophysics 55 (2004) 173-186
7. Gerovska D., and Stavrev P. Magnetic data analysis at low latitudes using magnitude transforms. Geophysical Prospecting 54 (2006) 89-98
8. Gerovska D., and Arauzo-Bravo M.J. Calculation of magnitude magnetic transforms with high centricity and low dependence on the magnetization vector direction. Geophysics 71 (2006) I21-I30
9. Grauch V.J.S., and Cordell L. Limitations of determining density or magnetic boundaries from the horizontal gradient of gravity or pseudogravity data. Geophysics 52 (1987) 118-121
10. Grauch V.J.S., Hudson M.R., and Minor S.A. Aeromagnetic expression of faults that offset basin fill, Albuquerque basin, New Mexico. Geophysics 66 (2001) 707-720
11. Li X. Understanding 3D analytic signal amplitude. Geophysics 71 (2006) L13-L16
12. Mendonça C.A. Automatic determination of the magnetization-density ratio and magnetization inclination from the joint interpretation of 2D gravity and magnetic anomalies. Geophysics 69 (2004) 938-948
13. Nabighian M.N. The analytic signal of two-dimensional magnetic bodies with polygonal cross-section: Its properties and use for automated anomaly interpretation. Geophysics 37 (1972) 507-517
14. Phillips J. Locating magnetic contacts: a comparison of the horizontal gradient, analytic signal, and local wavenumber methods. 70th Ann. Internat. Mtg. Soc. Explor. Geophys., Expanded Abstracts (2000) 402-405
15. Phillips J.D., Hansen R.O., and Blakely R.J. The use of curvature in potential-field interpretation. Australian Earth Sciences Convention 2006 (2006), Expanded Abstracts CD, Melbourne
16. Pilkington M., and Keating P. Contact mapping from gridded magnetic data - a comparison of techniques. Exploration Geophysics 35 (2004) 306-311
17. Pilkington M., and Keating P.B. Relationship between local wavenumber and analytic signal methods in magnetic interpretation. Geophysics 71 (2006) L1-L3
18. Shaw R.K., and Agarwal B.N.P. A generalized concept of resultant gradient to interpret potential field maps. Geophysical Prospecting 45 (1997) 1003-1011
19. Stavrev P. Inversion of elongated magnetic anomalies using magnitude transforms. Geophysical Prospecting 54 (2006) 153-166
20. Stavrev P., and Gerovska D. Magnetic field transforms with low sensitivity to the direction of source magnetization and high centricity. Geophysical Prospecting 48 (2000) 317-340
21. Thurston J.B., and Smith R.S. Automatic conversion of magnetic data to depth, dip, and susceptibility contrast using the SPI method. Geophysics 62 (1997) 807-813
22. Verduzco B., Fairhead J.D., Green C.M., and MacKenzie C. New insights to magnetic derivatives for structural mapping. Geophysics: The Leading Edge 23 (2004) 116-119