Empirical relationships between transverse isotropy parameters and VplVS: Implications for AVO

Geophysics

Volumn 62, Issue 5, 1997, Pages 1359-1364

  Ryan Grigor, Sarah ^a,b  

^a UNIVERSITY OF ADELAIDE   (Australia)

^b SCHLUMBERGER CAMBRIDGE RESEARCH   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ELASTIC MODULI; ELASTIC WAVES; ESTIMATION; LITHOLOGY; MATHEMATICAL MODELS; ROCKS; VELOCITY;

AMPLITUDE VARIATION WITH OFFSET; ANELLIPTICITY; ANGLE OF INCIDENCE; COMPRESSIONAL WAVES; TRANSVERSE ISOTROPY;

GEOPHYSICS;

EXPLORATION; HYDROCARBON; TRANSVERSE ISOTROPY;

EID: 0031224986     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.1444239     Document Type: Article

References (22)

1. Alkhalifah, T. A., and Tsvankin, I., 1994, Velocity analysis for transversely isotropic media: 64th Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 1000-1003.
2. Allen, J. L., Peddy, C. R., and Fasnacht, T. L., 1993. Some AVO failures and what (we think) we have learned: The Leading Edge, 12, No. 3, 162-171.
3. Banik, N. C., 1987, An effective anisotropy parameter in transversely isotropic media: Geophysics, 52, 1654-1664.
4. Berge, P. A., 1991, Estimating SV-wave stacking velocities for TI solids: Geophysics, 56, 1596-1602.
5. Blangy, J. P., 1994, AVO in transversely isotropic media - An overview: Geophysics, 59, 775-781.
6. Castagna, J. P., Batzle, M. L., and Eastwood, R. L., 1985, Relationships between compressional-wave and shear-wave velocities in clastic silicate rocks: Geophysics, 50, 571-581.
7. Eaton, D. W., 1993, Discussion on: "Ultrasonic velocity and anisotropy of hydrocarbon source rocks," Vernik, L., and Nur, A., authors: Geophysics, 58, 758.
8. Eberhart-Phillips, D., Han, D.-H., and Zoback, M. D., 1989, Empirical relationships among seismic velocity, effective pressure, porosity, and clay content: Geophysics, 54, 82-89.
9. Jaramillo, H., and Larner, K., 1995, Prestack migration error in transversely isotropic media: 65th Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 1204-1207.
10. Kim, K. Y., Wrolstad, K. H., and Aminazadeh, E., 1993, Effects of transverse isotropy on P-wave AVO for gas sands: Geophysics, 58, 883-888.
11. Leaney, W. S., 1994, AVO and anisotropy from logs and walkaways: Expl. Geophys., 24, 623-630.
12. Marion, D., Nur, A., Yin, H., and Han, D., 1992, Compressional velocity and porosity in sand-clay mixtures: Geophysics, 57, 554-563.
13. Rutherford, S. R., and Williams, R. H., 1989, Amplitude versus offset variations in gas sands: Geophysics, 54, 680-688.
14. Sayers, C. M., 1995, Simplified anisotropy parameters for transversely isotropic sedimentary rocks: Geophysics, 60, 1933-1935.
15. Sheriff, R. E., 1973, Encyclopedic dictionary of exploration geophysics: Soc. Expl. Geophys.
16. Thomsen, L., 1986, Weak elastic anisotropy: Geophysics, 51, 1954-1966.
17. Tosaya, C. A., 1982, Acoustical properties of clay-bearing rocks, Ph.D. thesis. Stanford Univ.
18. Tsvankin, I., and Thomsen, L., 1994, Nonhyperbolic reflection moveout in anisotropic media: Geophysics, 59, 1290-1304.
19. Tutuncu, A. N., Podio, A. L., and Sharma, M. M., 1994, An experimental investigation of factors influencing compressional- and shear-wave velocities and attenuations in tight gas sandstones: Geophysics, 59, 77-86.
20. Vernik, L., and Nur, A., 1992, Ultrasonic velocity and anisotropy of hydrocarbon source rocks: Geophysics, 57, 727-735.
21. _ 1993, Reply to discussion on: Ultrasonic velocity and anisotropy of hydrocarbon source rocks: Geophysics, 58, 758.
22. Wright, J., 1987, The effects of transverse isotropy on reflection amplitude versus offset: Geophysics, 52, 564-567.