Nature of seismic reflections and velocities from VSP-experiments and borehole measurements at the KTB deep drilling site in southeast Germany

Tectonophysics

Volumn 264, Issue 1-4, 1996, Pages 309-326

  Lüschen, Ewald ^a   Bram, Kurt ^b   Söllner, Walter ^c   Sobolev, Stephan ^c  

^a GFZ GERMAN RESEARCH CENTRE FOR GEOSCIENCES   (Germany)

^b Niedersachsisches Landesamt B   (Germany)

^c UNIVERSITY OF KARLSRUHE   (Germany)

Author keywords

Crystalline rocks; Fluid phase; Foliation; Fractures; Mineral composition

Indexed keywords

DEEP DRILLING; KTB BOREHOLE; SEISMIC REFLECTION; SEISMIC VELOCITY; VERTICAL SEISMIC PROFILING;

GERMANY, BAVARIA;

EID: 0030437561     PISSN: 00401951     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-1951(96)00134-5     Document Type: Article

References (30)

1. Babeyko, A., Sobolev, S., Lüschen, E. and Fuchs, K., 1994a. Modelling of density and elastic velocities in the KTB pilot borehole. In: R. Emmermann, P. Giese, J. Lauterjung, T. Umsonst (Editors), KTB REPORT 94-2. Hannover, pp. A159-162.
2. Babeyko, A.Yu., Sobolev, S.V., Sinelnikov, E.D., Smirnov, Yu.P. and Derevschikova, N.A., 1994b. Calculation of elastic properties in lower part of the Kola borehole from bulk chemical compositions of core samples. Surv. Geophys., 15: 545-573.
3. Bram, K. and Gatto, H., 1993. Determination of sonic velocities from KTB borehole acoustics logs. In: K. Bram and J.K. Draxler (Editors), KTB REPORT 93-1. Hannover, pp. 219-235.
4. Bram, K., Draxler, H., Kessels, W., Kück, J. and Zoth, G., 1994. Detection of dominant faults by borehole logging in crystalline rocks drilled by KTB. Proc., VIIth Int. Symp. Observ. Cont. Crust through Drilling, Santa Fe, NM, pp. 281-284.
5. Carr, B.J., Smithson, S.B., Kareav, N., Ronin, A., Garipov, V., Kristofferson, Y., Digranes, P., Smythe, D. and Gillen, C., 1996. Vertical seismic profile results from the Kola Superdeep Borehole, Russia. In: D.J. White, J. Ansorge, T.J. Bodoky and Z. Hajnal (Editors), Seismic Reflection Probing of the Continents and Their Margins. Tectonophysics, 264: 295-307 (this volume).
6. Christensen, N.I. and Szymanski, D.L., 1988. Origin of reflections from the Brevard fault zone. J. Geophys. Res., 93: 1087-1102.
7. Draxler, J. K. (Editor), 1990. Grundlagenforschung und Bohrlochgeophysik (Bericht 8), Bohrlochmessungen in der KTB-Oberpfalz VB. KTB REPORT 90-1. Hannover, 325 pp.
8. Dürbaum, H.-J., Reichert, C. and Bram, K. (Editors), 1990. KTB REPORT 90-6b DEKORP REPORT. Hannover, 211 pp.
9. Dürbaum, H.-J., Reichert, C., Sadowiak, P. and Bram, K. (Editors), 1992. KTB REPORT 92-5 DEKORP REPORT. Hannover, 373 pp.
10. Gebrande, H., Bopp, M., Neurieder, P. and Schmidt, T., 1989. Crustal structure in the surroundings of the KTB drill site as derived from refraction and wide-angle seismic observations. In: R. Emmermann and J. Wohlenberg (Editors), The German Continental Deep Drilling Program (KTB). Springer, Berlin, pp. 151-176.
11. Green, A.G. and Mair, J.A., 1983. Subhorizontal fractures in a granitic pluton: their detection and implications for radioactive waste disposal. Geophysics, 48: 1428-1449.
12. Harjes, H.-P. and Janik, M., 1994. Origin of reflections from the Altenparkstein Fault Zone (KTB). In: R. Emmermann, P. Giese, J. Lauterjung and T. Umsonst (Editors), KTB REPORT 94-2. Hannover, pp. A97-A105.
13. Hirschmann, G., 1994. The KTB location and models of the crustal structure. In: R. Emmermann, P. Giese, J. Lauterjung and T. Umsonst (Editors), KTB REPORT 94-2. Hannover, pp. A35-A44.
14. Hirschmann, G., Lich, S. and De Wall, H., 1994. KTB-Oberpfalz - einige Ergebnisse der geowissenschaftlichen Bearbeitung. Zbl. Geol. Paläontol. Teil I, H. 7/8, pp. 861-873.
15. Hohrath, A., Bram, K., Hanitzsch, C., Hubral, P., Kästner, U., Lüschen, E., Rühl, T., Schruth, P.K. and Söllner, W., 1992. Evaluation and interpretation of VSP-measurements in the KTB-Oberpfalz pilot borehole. Scientific Drilling, 3: 89-99.
16. Juhlin, C., 1990. Interpretation of the reflections in the Siljan Ring area based on results from the Gravberg-1 borehole. In: J.H. Leven, D.M. Finlayson, C. Wright, J.C. Dooley and B.L.N. Kennett (Editors), Seismic Probing of Continents and Their Margins. Tectonophysics, 173: 345-360.
17. Kern, H., Schmidt, R. and Popp, T., 1991. The velocity and density structure of the 4000 m crustal segment at the KTB drilling site and their relationship to lithological and microstructural characteristics of the rocks: an experimental approach. Scientific Drilling, 2: 130-145.
18. Kessels, W. and Kück, J., 1995. Hydraulic communication in the crystalline rocks between the boreholes of the Continental Deep Drilling Program in Germany. Int. J. Rock Mech. Min. Sci. Geomech. Abstr., in press.
19. Kimball, C.V. and Marzetta, T.M., 1984. Semblance processing of borehole acoustic array data. Geophysics, 49: 264-281.
20. Kontny, A., Duyster, J., Grawinkel, A., Hoffmann, A., Kamm, C., Machon, L., Rauen, A., Röckel, Th., Spangengerg, E., de Wall, H. and Winter, H., 1994. The lithological profile of the KTB Hauptbohrung (7200-8729.7 m). Results from the KTB Field Laboratory. In: R. Emmermann, P. Giese, J. Lauterjung and T. Umsonst (Editors), KTB REPORT 94-2. Hannover, pp. A1-A13.
21. Körbe, M., Stiller, M., Horstmeyer, H. and Rühl, Th., 1994. Three-dimensional migration of the 3D deep-seismic reflection survey at the KTB location, Oberpfalz, Germany. 6th Int. Symp. on Seismic Reflection Probing of the Continents and their Margins. Budapest, 12-17 September 1994, Abstr., p. 27.
22. Lüschen, E., Söllner, W., Hohrath, A. and Rabbel, W., 1991. Integrated P- and S-wave borehole experiments at the KTB-Deep Drilling site in the Oberpfalz area (SE Germany). In: R. Meissner, L. Brown, H.-J. Dürbaum, W. Franke, K. Fuchs and F. Seifert (Editors), Continental Lithosphere: Deep Seismic Reflections. American Geophysical Union, Washington, D.C., pp. 121-133.
23. Lüschen, E., Sobolev, S., Werner, U., Söllner, W., Fuchs, K., Gurevich, B. and Hubral, P., 1993. Fluid reservoir (?) beneath the KTB drillbit indicated by seismic shear-wave observations. Geophys. Res. Lett., 20: 923-926.
24. Miao, X., Moon, W.M., Milkereit, B. and Mwenifumbo, C.J., 1994. Three component vertical seismic profiling (VSP) experiment in the Sudbury Basin. Geophys. Res. Lett., 21: 939-942.
25. Pavlenkova, N.I., 1992. The Kola Superdeep Drillhole and the nature of seismic boundaries. Terra Nova, 4: 117-123.
26. Rabbel, W., 1994. Seismic anisotropy at the Continental Deep Drilling Site (Germany). Tectonophysics, 232: 329-341.
27. Röhr, C., Kohl, J., Hacker, W., Keyssner, S., Müller, H., Sigmund, J., Stroh, A. and Zulauf, G., 1990. German Continental Deep Drilling Program (KTB) - Geological survey of the pilot hole KTB Oberpfalz VB. In: R. Emmermann, H.-G. Dietrich, J. Lauterjung and Th. Wöhrl (Editors), KTB REPORT 90-8. Hannover, pp. B1-B55.
28. Smythe, D.K., Smithson, S.B., Gillen, C., Humphreys, C., Kristoffersen, Y., Karaev, N.A., Garipov, V.Z., Pavlenkova, N.I. and the Kola-92 Working Group, 1994. Project images crust, collects seismic data in world's largest borehole. EOS, Trans., 75: 473-476.
29. Söllner, W., Lüschen, E., Li, X.-P., Hubral, P., Gut, T.W. and Widmaier, M., 1992. VSP - a link between reflection seismic profiling and lithology. In: H.-J. Dürbaum, C. Reichert, P. Sadowiak and K. Bram (Editors), KTB REPORT 92-5 DEKORP REPORT. Hannover, pp. 169-199.
30. Wenzel, F., Bram, K. and Reichert, C., 1995. Calibration of a crustal reflector at the KTB. Geoys. J. Int., submittted.