Behavior of smectite in strong salt brines under conditions relevant to the disposal of low- to medium-grade nuclear waste

Clays and Clay Minerals

Volumn 52, Issue 1, 2004, Pages 14-24

  Hofmann, Heiko ^a,b   Bauer, Andreas ^a   Warr, Laurence N ^b  

^a KARLSRUHE INSTITUTE OF TECHNOLOGY   (Germany)

^b UNIVERSITY OF HEIDELBERG   (Germany)

Author keywords

Cation Exchange Capacity; Layer charge; Nuclear waste; Salt brine; Smectite

Indexed keywords

BENTONITE; BRINES; INFILTRATION; LOW TEMPERATURE EFFECTS; MECHANICAL PERMEABILITY; SALTS;

BACKFILL MATERIALS;

RADIOACTIVE WASTE DISPOSAL;

BACKFILL; BRINE; CHEMICAL REACTION; RADIOACTIVE WASTE; REPOSITORY; SMECTITE;

ILEX COOKII;

EID: 1842480211     PISSN: 00098604     EISSN: None     Source Type: Journal    
DOI: 10.1346/CCMN.2004.0520102     Document Type: Article

References (38)

1. Bauer, A., Schäfer, T., Dohrmann, R., Hofmann, H. and Kim, J.I. (2001) Smectite stability in acid salt solutions and the fate of Eu, Th and U in solution. Clay Minerals, 36, 93-103.
2. Brindley, G.W. and Brown, G. (1980) Crystal Structures of Clay Minerals and their X-ray Identification. Monograph 5, Mineralogical Society, London, 495 pp.
3. Cama, J., Ganor, J., Ayora, C. and Lasaga, A.C. (2000) Smectite dissolution kinetics at 80 degrees C and pH 8.8. Geochimica et Cosmochimica Acta, 64, 2701-2717.
4. Coppin, F., Berger, G., Bauer, A., Castet, S. and Loubet, M. (2002) Sorption of lanthanides on smectite and kaolinite. Chemical Geology, 182, 57-68.
5. Eberl, D.D. and Hower, J. (1977) The hydrothermal transformation of sodium and potassium smectite into mixed-layer clay. Clays and Clay Minerals, 25, 215-227.
6. Eberl, D.D., Velde, B. and McCormick, T. (1993) Synthesis of illite-smectite from smectite at earth surface temperatures and high pH. Clay Minerals, 28, 49-60.
7. Gömmel, R. (1997) Endlagerung radioaktiver Abfälle. Spektrum der Wissenschaft, 97, 98-105.
8. Grace, M.R., Hislop, T.M., Hart, B.T. and Beckett, R. (1997) Effect of saline groundwater on the aggregation and settling of suspended particles in a turbid Australian river. Colloids and Surfaces, 120, 123-141.
9. Grambow, B. and Müller, R. (1990) Chemistry of glass corrosion in high saline brines, Materials Research Society Symposium Proceedings, 176, 229-240.
10. Hofmann, H. (2003) Einfluss konzentrierter Salzlösungen auf die physiko-chemischen Eigenschaften quellfähiger Tonminerale: Konsequenzen für den Einsatz von Bentonit als Versatzmaterial in einem Endlager für schwach- und mittelradioaktive Abfälle in Salzformationen. Dissertation, Universität Heidelberg, Germany.
11. Hofmann, H., Bauer, A. and Warr, L.N. (2002) Xcharge - ein Programm zur Berechnung der Schichtladung und Schichtladungsverteilung niedrig geladener Phyllosilikate mit Hilfe der Alkylammonium-Methode - Grundlagen und Benutzerhandbuch. Wissenschaftliche Berichte Forschungszentrum Karlsruhe, FZKA 6744, Germany, 27 pp.
12. Huertas, F.J., Caballero, E., Jimenez, D.C.C., Huertas, F. and Linares, J. (2001) Kinetics of montmorillonite dissolution in granitic solutions. Applied Geochemistry, 16, 397-407.
13. Inoue, A. (1983) Potassium fixation by clay minerals during hydrothermal treatment, Clays and Clay Minerals, 31, 81-91.
14. Kasbohm, J., Venz, C., Henning, K.-H. and Herbert, H.-J. (2000) Zu Aspekten einer Langzeitsicherheit von Bentonit in hochsalinaren Lösungen. Berichte der Deutschen Tonund Tonmineralgruppe e, V. Beiträge zur Jahrestagung, vol. 7 (R. Hermanns Stengele and M. Plötze, editors), Germany.
15. Kienzler, B. and Loida, A. (2001) Endlagerrelevante Eigenschaften von hochradioaktiven Abfallprodukten. Charakterisierung and Bewertung. Empfehlung des Arbeitskreises HAW-Produkte. Vol. FZKA 6651, Forschungszentrum Karlsruhe, Germany, 118 pp.
16. Kim, J.I., Gompper, K. and Geckeis, H. (2001) Forschung zur Langzeitsicherheit der Endlagerung hochaktiver Abfälle. Pp. 118-129 in: Radioaktivität und Kernenergie. Forschungszentrum Karlsruhe GmbH, Germany.
17. Komarneni, S. and Roy, D.M. (1983) Alteration of clay minerals and zeolites in hydrothermal brines. Clays and Clay Minerals, 31, 383-391.
18. Komareni, S. and White, W.B. (1983) Hydrothermal reaction of strontium and transuranic simulator elements with clay minerals, zeolites and shales. Clays and Clay Minerals, 31, 113.
19. Lagaly, G. (1991) Erkennung und Identifizierung von Tonmineralen mit organischen Stoffen. Pp. 86-130 in: Identifizierung und Charakterisierung von Tonmineralen. (H. Tributh and G. Lagaly, editors). Deutsche Ton- u. Tonmineralgruppe, Germany.
20. Lagaly, G. (1993) Reaktionen der Tonminerale, Pp. 89-167 in: Tonminerale und Tone: Struktur, Eigenschaften, Anwendung und Einsatz in Idustrie und Umwelt (K. Jasmund and G. Lagaly, editors). Steinkopff Verlag, Darmstadt, Germany.
21. Lagaly, G. (1994) Layer charge determination by alkylammonium ions. Pp. 1-46 in: Layer Charge Characteristics of 2:1 Silicate Clay Minerals (A. Mermut, editor). CMS Workshop Lectures, 6. The Clay Minerals Society, Bloomington, Indiana.
22. Lagaly, G. and Weiss, A. (1971) Anordnung und Orientierung kationischer Tenside auf Silicatoberflächen. Teil IV: Anordnung von n-Alkylammoniumionen bei niedrig geladenen Schichtsilicaten. Kolloid-Zeitschrift und Zeitschrift für Polymere, 243, 48-55.
23. Lagaly, G., Schulz, O. and Zimehl, R. (1997) Dispersionen und Emulsionen. Eine Einführung in die Kolloidik feinverteilter Stoffe einschlieβlich der Tonminerale. Steinkopff Verlag, Darmstadt, Germany, 560 pp.
24. Meier, L.P. and Kahr, G. (1999) Determination of the cation exchange capacity of clay minerals using the complexes of copper(II) ion with triethylenetetramine and tetraethylenepentamine. Clays and Clay Minerals, 47, 386-388.
25. Mermut, A.R. and Lagaly, G. (2001) Baseline studies of The Clay Minerals Society Source Clays: Layer-charge determination and characteristics of those minerals containing 2:1 layers. Clays and Clay Minerals, 49, 393-397.
26. Metz, V. (2001) Dissolution kinetics of smectite and kaolinite, Ph.D. thesis, Ben-Gurion University of the Negev, Israel, 168 pp.
27. Moll, W.F. (2001) Baseline studies of The Clay Minerals Society Source Clays; geological origin. Clays and Clay Minerals, 49, 374-380
28. Pusch, R. (1992) Use of bentonite for isolation of radioactive waste products. Clay Minerals, 27, 353-361.
29. Pusch, R. and Alstermark, G. (1985) Experience from preparation and application of till/bentonite mixtures. Engineering Geology, 21, 377-382.
30. Schmidt, R. (1995) Salzstock Gorleben - Als Endlager geeignet? Erkenntnisse aus der bisherigen Erkundung. Information des Bundesamtes für Strahlenschutz, 2.
31. Schlabach, S. (2000) Auflösungsexperimente von Kaolinit, Montmorillonit, Illit, Serizit and Talk in Batch- und Durchfluss-Reaktoren. Ph.D. thesis, Universität Göttingen, Germany 85 pp.
32. Sjoeberg, E.L. and Rickard, D.T. (1984) Temperature dependence of calcite dissolution kinetics between 1 and 62 degrees C at pH 2.7 to 8.4 in aqueous solutions. Geochimica et Cosmochimica Acta, 48, 485-493.
33. Studds, P.G., Stewart, D.I. and Cousens, T.W. (1998) The effects of salt solutions on the properties of bentonite-sand mixtures. Clay Minerals, 33, 651-660.
34. Sylwester, E.R., Hudson, E.A. and Allen, P.G. (2000) The structure of uranium (VI) sorption complexes on silica, alumina, and montmorillonite. Geochimica et Cosmochimica Acta, 64, 2431-2438.
35. Vallés, J.M., Burlando, L., Chiachiarini, P., Giaveno, M.A. and Impiccini, A. (1989) Geological and genetical features of the Upper Cretaceous bentonite deposit of North Patagonia, Argentina. Contribución al P. IC. G. -24. Cretácio de América Latina, Buenos Aires, 79-98.
36. Wolery, T.J. (1992) EQ3/6. A software package for geochemical modeling. University of California. Lawrence Livermore National Laboratory.
37. Zachara, J.M., Smith, S.C., Liu, C., McKinley, J.P., Serne, R.J. and Gassman, P.L. (2002) Sorption of Cs (super +) to micaceous subsurface sediments from the Hanford Site, USA. Geochimica et Cosmochimica Acta, 66, 193-211.
38. Zysset, M. and Schindler, P.W. (1996) The proton promoted dissolution kinetics of K-montmorillonite. Geochimica et Cosmochimica Acta, 60, 921-931.