Hydraulic pathways in the crystalline rock of the KTB

Geophysical Journal International

Volumn 142, Issue 1, 2000, Pages 4-14

  Zimmermann, Günter ^a   Körner, Alexander ^b   Burkhardt, Hans ^a  

^a TECHNISCHE UNIVERSITÄT BERLIN   (Germany)

^b GFZ GERMAN RESEARCH CENTRE FOR GEOSCIENCES   (Germany)

Author keywords

Borehole geophysics; Fluid dynamics; Fractures; Permeability

Indexed keywords

BOREHOLE GEOPHYSICS; CRYSTALLINE ROCK; FLUID DYNAMICS; FRACTURE FLOW; HOT DRY ROCK; HYDRAULIC CONDUCTIVITY; UPPER CRUST;

GERMANY;

EID: 0033936970     PISSN: 0956540X     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1365-246X.2000.00119.x     Document Type: Article

References (19)

1. Brace, W.F., 1984. Permeability of crystalline rocks: new in situ measurements, J. geophys. Res., 89, 4327-4330.
2. Brudy, M., Zoback, M.D., Fuchs, K., Rummel, F. & Baumgärtner, J., 1997. Estimation of the complete stress tensor to 8 km depth in the KTB scientific drill holes: Implications for crustal strength, J. geophys. Res., 102, 18 453 -18 475.
3. Clauser, C., 1992. Permeability of crystalline rocks, EOS, Trans. Am. geophys. Un., 73, 233-237.
4. David, C., Guéguen, Y. & Pampoukis, G., 1990. Effective medium theory and network theory applied to the transport properties of rock, J. geophys. Res., 95, 6993-7005.
5. ELEKTB Group, 1997. KTB and the electrical conductivity of the crust. J. geophys. Res., 102, 18 289 18 305.
6. Gavrilenko, P. & Guéguen, Y., 1998. Flow in fractured media: a modified renormalization method. Water Resour. Res., 34, 177-191.
7. Guéguen, Y. & Palciauskas, V., 1994. Introduction to the Physics of Rocks, Princeton University Press, Princeton.
8. Harjes, H.-P. et al. 1997. Origin and nature of crustal reflections: Results from integrated seismic measurements at the KTB superdeep drilling site, J. geophys. Res., 102, 18267-18288.
9. Hestir, K. & Long, J.C.S., 1990. Analyical expressions for the permeability of random two-dimensional Poisson fracture networks based on regular lattice percolation and equivalent media theories, J. geophys. Res., 93, 565-581.
10. Huenges, E., Erzinger, J., Kück, J., Engeser, B. & Kessels, W., 1997. The permeable crust: Geohydraulic properties down to 9101 m depth, J. geophys. Res., 102, 18 255-18 265.
11. Kessels, W. & Kück, J., 1995. Hydraulic communication in crystalline rocks between the two borehole of the Continental Deep Drilling Programme in Germany, Int. J. Rock Mech. Min. Sci. Geomech., 32, 37-47.
12. Lege, T., Kolditz, O. & Zielke, W., 1996. Strömungs- und Transportmodellierung, Handbuch Zur Erkundung Des Untergrundes Von Deponien und Altlasten. Springer Verlag, Berlin.
13. Long, J.C.S. & Witherspoon, P.A., 1985. The Relationship of the Degree of Interconnection to Permeability in Fracture Networks, J. geophys. Res., 90, 3087-3098.
14. Möller, P. et al., 1997. Paleofluids and Recent fluids in the upper continental crust: Results from the German Continental Deep Drilling Program (KTB), J. geophys. Res., 102, 18 223-18 254.
15. Pechnig, R., Haverkamp, S., Wohlenberg, J., Zimmermann, G. & Burkhardt, H., 1997. Integrated log interpretation in the German Continental Deep Drilling Program - Lithology, porosity, and fracture zones, J. geophys. Res., 102, 18363-18390.
16. Priest, S.D., 1993. Discontinuity Analysis for Rock Engineering, Chapman & Hall, London.
17. Wagner, G.A. et al., 1997. Post-Variscan thermal and tectonic evolution of the KTB site and its surroundings, J. geophys. Res., 102, 18 221-18 232.
18. Zimmermann, G., Burkhardt, H. & Melchert, M., 1992. Estimation of Porosity in Crystalline Rock by a Multivariate Statistical Approach, Sci. Drill., 3, 27-35.
19. Zoback, M.D. & Harjes, H.-P., 1997. Injection-induced earthquakes and crustal stress at 9 km depth at the KTB deep drilling site, Germany, J. geophys. Res., 102, 18477-18491.