Locating magnetic contacts: A comparison of the horizontal gradient, analytic signal, and local wavenumber methods

SEG Technical Program Expanded Abstracts

Volumn 19, Issue 1, 2000, Pages 402-405

  Phillips, Jeffrey D ^a  

^a U S GEOLOGICAL SURVEY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84955070193     PISSN: 10523812     EISSN: 19494645     Source Type: Conference Proceeding    
DOI: 10.1190/1.1816078     Document Type: Conference Paper

References (10)

1. Blakely, R.J., and Simpson, R.W., 1986, Approximating edges of source bodies from magnetic or gravity anomalies:Geophysics, v.51, no.7, p.1494-1498.
2. Cordell, Lindrith, and Grauch, V.J.S., 1985, 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: Society of Exploration Geophysicists, p.181-197.
3. Grauch, V.J.S., and Cordell, Lindrith, 1987, Limitations on determining density or magnetic boundaries from the horizontal gradient of gravity or pseudogravity data:Geophysics, v.52, no.1, p.118-121.
4. Nabighian, M.N., 1972, The analytic signal of twodimensional magnetic bodies with polygonal cross-section: its properties and use for automated anomaly interpretation:Geophysics, v.37, no.3, p.507-517.
5. Phillips, J.D., 1997, Potential-field geophysical software for the PC, version 2.2: U.S. Geological Survey Open-File Report 97-725, 34p. (online at ftp://greenwood.cr.usgs.gov/pub/openfile- reports/ofr-97-0725/pfofr.htm).
6. Reid, A.B., 1980, Aeromagnetic survey design: Geophysics, v.45, no.5, p.973-976.
7. Roest, W.R., and Pilkington, Mark, 1993, Identifying remanant magnetization effects in magnetic data: Geophysics, v.58, no.5, p.653-659.
8. Roest, W.R., Verhoef, Jacob, and Pilkington, Mark, 1992, Magnetic interpretation using the 3-D analytic signal:Geophysics, v.57, no.1, p.116-125.
9. Smith, R.S., Thurston, J.B., Dai, Ting-Fan, and MacLeod, I.N., 1998, iSPITM - the improved source parameter imaging method: Geophysical Prospecting, v.46, p.141-151.
10. Thurston, J.B., and Smith, R.S., 1997, Automatic conversion of magnetic data to depth, dip, and susceptibility contrast using the SPITM method: Geophysics, v.62, no.3, p.807-813.