Use of multi-channel gamma-gamma logs to improve the accuracy of log-derived densities of massive sulfides

Petrophysics

Volumn 46, Issue 5, 2005, Pages 346-353

  Mwenifumbo, C J ^a   Salisbury, M ^a   Elliott, B E ^a   Pflug, K A ^a  

^a GEOLOGICAL SURVEY OF CANADA   (Canada)

Author keywords

Density log calibration; Gamm gamma spectra; Sulfides

Indexed keywords

ATOMIC NUMBER; DENSITY LOG CALIBRATION; GAMM-GAMMA SPECTRA; PHOTOELECTRIC ABSORPTION;

CALIBRATION; ERROR ANALYSIS; GAMMA RAYS; GEOLOGICAL SURVEYS; PHOTOELECTRICITY; ROCKS; SULFUR COMPOUNDS;

ELECTROMAGNETIC LOGGING;

EID: 27644484457     PISSN: 15299074     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Review

References (13)

1. Bertozzi, W., Ellis, D.V., and Wahl, J. S., 1981, The physical foundation of formation lithology logging with gamma rays: Geophysics, vol. 46, no. 10, p. 1439-1455.
2. Borsaru, M., Charbucinski, J., and Eisler, P. L., 1983, Design and development of borehole logging probes for density determinations in shallow rough boreholes: The Log Analyst, vol. 24, no. 2, p. 3-11.
3. Crain, E. R., 1986, The Log Analysis Handbook, PennWell Publishing Company, Tulsa, Oklahoma.
4. Czubek, J. A., 1983, Advances in gamma-gamma logging: Nuclear Geophysics, vol. 34, no. 1, p. 153-172.
5. Davisson, C. M., 1965, Gamma-ray attenuation coefficients; in Kai Siegbahn, ed., alpha;·beta;·γ Ray Spectroscopy 1, Amsterdam: North-Holland Publishing Company, p. 827-843.
6. Hallenburg, J. K., 1984, Geophysical logging for mineral and engineering applications, Penn Well Publishing Company, Tulsa, Oklahoma.
7. Killeen, P. G., 1986, A system of deep test holes and calibration facilities for developing and testing new borehole geophysical techniques; in P. G. Killeen, ed., Borehole geophysics for mining and geotechnical applications, Geological Survey of Canada, Paper 85-27, p. 29-46.
8. Killeen, P. G., and Mwenifumbo, C. J., 1988, Downhole assaying in Canadian mineral deposits with the spectral gamma-gamma method: Current Trends in Nuclear Borehole Logging Techniques for Elemental Analysis, IAEA-TECDOC-464, p. 23-29.
9. Mwenifumbo, C. J., and Elliott, B. E., 1999, Evaluation of detectors and probe housings for borehole spectral γ - γ logging; in Current research 1999-D; Geological Survey of Canada, p. 35-46.
10. Pickell, J. J., and Heacock, J. G., 1960, Density logging: Geophysics, vol. 25, no. 4, p. 891-904.
11. Schock, L. D., Killeen, P. G., Elliott, B. E., and Bernius, GR., 1991, A review of Canadian calibration facilities for borehole geophysical measurement in 4th International Symposium on Borehole Geophysics for Mineral and Geotechnical Logging, Proceedings: Minerals and Geotechnical Logging Society, p. 191-202.
12. Tittman, J., and Wahl, J. S., 1965, The physical foundations of formation density logging (gamma-gamma): Geophysics, vol. 30, no. 2, p. 284-294.
13. Wilkinson, L., Blank, G., and Gruber, C., 1996, Desktop data analysis with SYSTAT, Prentice Hall, Inc., Upper Saddle River, NJ 07458, p. 798.