Composition and origin of amber ice and its influence on the behaviour of cold glaciers in the McMurdo Dry Valleys, Antarctica

Journal of Glaciology

Volumn 55, Issue 190, 2009, Pages 363-372

  Mager, Sarah ^a   Fitzsimons, Sean ^a   Frew, Russell ^a   Samyn, Denis ^b   Lorrain, Reginald ^b  

^a UNIVERSITY OF OTAGO   (New Zealand)

^b UNIVERSITÉ LIBRE DE BRUXELLES   (Belgium)

Author keywords

[No Author keywords available]

Indexed keywords

AMBER; FACIES; GLACIER; HYDROCHEMISTRY; ICE; METEORIC WATER;

ANTARCTICA; EAST ANTARCTICA; MCMURDO DRY VALLEYS; RHONE GLACIER;

EID: 67650917767     PISSN: 00221430     EISSN: None     Source Type: Journal    
DOI: 10.3189/002214309788608688     Document Type: Article

References (38)

1. Anderton, P. W. 1974. Ice fabrics and petrography, Meserve Glacier, Antarctica. J. Glaciol., 13 (68), 285-306.
2. Chinn, T. J. H. 1987. Accelerated ablation at a glacier ice-cliff margin, Dry Valleys, Antarctica. Arct. Alp. Res., 19 (1), 71-80.
3. Chinn, T. J. H. 1991. Polar glacier margin and debris features. Mem. Soc. Geol. Ital., 46, 25-44.
4. Cuffey, K. M., H. Conway, A. Gades, B. Hallet, C. F. Raymond and S. Whitlow. 2000a. Deformation properties of subfreezing glacier ice: role of crystal size, chemical impurities, and rock particles inferred from in situ measurements. J. Geophys. Res., 105 (B12), 27, 895-27, 915.
5. Cuffey, K. M. and 8 others. 2000b. Entrainment at cold glacier beds. Geology, 28 (4), 351-354.
6. Dash, J. G., A. W. Rempel and J. S. Wettlaufer. 2006. The physics of premelted ice and its geophysical consequences. Rev. Mod. Phys., 78 (3), 695-741.
7. Donnelly, T., S. Waldron, A. Tait, J. Dougans and S. Bearhop. 2001. Hydrogen isotope analysis of natural abundance and deuteriumenriched waters by reduction over chromium on-line to a dynamic dual inlet isotope-ratio mass spectrometer. Rapid Commun. Mass Spectrom., 15 (15), 1297-1303.
8. Doran, P. T. and 6 others. 2002. Valley floor climate observations from the McMurdo dry valleys, Antarctica, 1986-2000. J. Geophys. Res., 107 (D24), 4772. (10.1029/2001JD002045.)
9. Farquhar, G. D., B. K. Henry and J. M. Styles. 1997. A rapid on-line technique for determination of oxygen isotope composition of nitrogen-containing organic matter and water. Rapid Commun. Mass Spectrom., 11 (14), 1554-1560.
10. Fitzsimons, S. J., K. J. McManus and R. D. Lorrain. 1999. Structure and strength of basal ice and substrate of a dry-based glacier: evidence for substrate deformation at sub-freezing temperatures. Ann. Claciol., 28, 236-240.
11. Fitzsimons, S. J., K. J. McManus, P. Sirota and R. D. Lorrain. 2001. Direct shear tests of materials from a cold glacier: implications for landform development. Quat. Int., 86 (1), 129-137.
12. Fitzsimons, S., N. Webb, S. Mager, S. MacDonell, R. Lorrain and D. Samyn. 2008. Mechanisms of basal ice formation in polar glaciers: an evaluation of the apron entrainment model. J. Geophys. Res., 113 (F2), F02010. (10.1029/2006JF000698.)
13. Gow, A. J. and S. Epstein. 1972. On the use of stable isotopes to trace the origins of ice in a floating ice tongue. J. Geophys. Res., 77 (33), 6552-6557.
14. 18O record and globally synchronous changes in climate. Quat. Res., 56 (3), 289-298.
15. Hambrey, M. J. and F. Müller. 1978. Structures and ice deformation in the White Glacier, Axel Heiberg Island, Northwest Territories, Canada. J. Glaciol., 20 (82), 41-66.
16. Hambrey, M. J., A. G. Milnes and H. Siegenthaler. 1980. Dynamics and structure of Griesgletscher, Switzerland. J. Glaciol., 25 (92), 215-228.
17. Holdsworth, G. 1974. Meserve Glacier, Wright Valley, Antarctica: Part 1. Basal processes. Inst. Polar Stud. Rep. 37.
18. Holdsworth, G. and C. Bull. 1970. The flow law of cold ice: investigations on Meserve Glacier, Antarctica. IASH Publ. 86 (Symposium in Hanover, NH 1968 - Antarctic Glaciological Exploration (ISAGE)), 204-216.
19. Hooker, B. L., S. J. Fitzsimons and R. K. Morgan. 1999. Chemical characteristics and origin of clear basal ice facies in dry-based glaciers, South Victoria Land, Antarctica. Global Planet. Change, 22 (1-4), 29-38.
20. Hubbard, B. and M. Sharp. 1995. Basal ice facies and their formation in the western Alps. Arct. Alp. Res., 27 (4), 301-310.
21. Hubbard, B., N. F. Glasser, M. J. Hambrey and J. Etienne. 2004. A sedimentological and isotropic study of the origin of supraglacial debris bands: Kongsfjorden, Svalbard. J. Glaciol., 50 (169), 157-170.
22. Humphreys, K. A. and S. J. Fitzsimons. 1996. Landform and sediment associations of dry-based glaciers in arid polar environments. Z. Geomorphol., 105, Suppl., 21-33.
23. Jouzel, J. and R. A. Souchez. 1982. Melting-refreezing at the glacier sole and the isotopic composition of the ice. J. Glaciol., 28 (98), 35-42.
24. Keys, J. R. and K. Williams. 1981. Origin of crystalline, cold desert salts in the McMurdo region, Antarctica. Geochim. Cosmochim. Acta, 45 (12), 2299-2309.
25. Lewis, D. W. 1984. Practical sedimentology. New York, Hutchinson Ross.
26. Lorrain, R. D., S. J. Fitzsimons, M. J. Vandergoes and M. Stiévenard. 1999. Ice composition evidence for the formation of basal ice from lake water beneath a cold-based Antarctic glacier. Ann. Glaciol., 28, 277-281.
27. Lyons, W. B., K. A. Welch, A. G. Fountain, G. L. Dana, B. H. Vaughn and D. M. McKnight. 2003. Surface glaciochemistry of Taylor Valley, southern Victoria Land, Antarctica and its relationship to stream chemistry. Hydrol. Process., 17 (1), 115-130.
28. Mayewski, P. A. and 11 others. 1995. An ice-core-based, Late Holocene history for the Transantarctic Mountains, Antarctica. In Elliot, D. H. and G. L. Blaisdell, eds. Contributions to Antarctic research IV. Washington, DC, American Geophysical Union, 33-45. (Antarctic Research Series 67.)
29. Ramsay, J. G. 1967. The folding and fracturing of rocks. New York, McGraw-Hill.
30. Samyn, D., A. Svensson, S. J. Fitzsimons and R. D. Lorrain. 2005. Ice crystal properties of amber ice and strain enhancement at the base of cold Antarctic glaciers. Ann. Glaciol., 40, 185-190.
31. Sharp, M., W. Lawson and R. S. Anderson. 1988. Tectonic processes in a surge-type glacier. J. Struct. Geol., 10 (5), 499-515.
32. Shaw, J. 1977. Till body morphology and structure related to glacier flow. Boreas, 6 (2), 189-201.
33. Sleewaegen, S., D. Samyn, S. J. Fitzsimons and R. D. Lorrain. 2003. Equifinality of basal ice facies from an Antarctic cold-based glacier. Ann. Glaciol., 37, 257-262.
34. 18O of water and ice during freezing. J. Glaciol., 30 (106), 369-372.
35. Souchez, R. A. and M. M. Lemmens. 1987. Solutes. In Gurnell, A. M. and M. J. Clark, eds. Glacio-fluvial sediment transfer: an alpine perspective. Chichester, etc., John Wiley and Sons, 285-303.
36. Stenni, B. and 6 others. 2000. Snow accumulation rates in northern Victoria Land, Antarctica, by firn-core analysis. J. Glaciol., 46 (155), 541-552.
37. Wettlaufer, J. S. 1999. Impurity effects in the premelting of ice. Phys. Rev. Lett., 82 (12), 2516-2519.
38. Wilch, T. I., G. H. Denton, D. R. Lux and W. C. Mcintosh. 1993. Limited Pliocene glacier extent and surface uplift in middle Taylor Valley, Antarctica. Geogr. Ann., 75A (4), 331-351.