By David H. Elliot, George L. Blaisdell
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Published via the yankee Geophysical Union as a part of the Antarctic examine Series.
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Extra resources for Contributions to Antarctic Research IV
1989] ~325 yr BP has been documented [Mayewskiand by ~6600-6020yr BP. D. , 1992]. spouseto the deglaciationof McMurdo Soundand increasedavailability of moisture. We would like to thank several colleaguesfor their involvementin variousaspectsof our field havebeenaslargean icemassasit is currently(avail- and laboratory investigations: Chris Buck, Henry Rufli, able moisturewouldhave beenseverelyrestricted). Barry Lopez and Michael Morrison. The Polar Ice CorEvaporite salts dominate the Newall record below 120 ing Office(Universityof Nebraska,Lincoln)accompanied rn depth(a probableresultof the loweringof lakelev- the field team and provided the equipment and personnel els formerlydammedby the RossIce Sheet).
By contrastingour two ice corerecords,we test the response of a vastregion(the coastalsectorof the Transantarctic Mountains)to a dramaticclimate perturbation }dGlacier SHELF RESEARCH IV regionalsignificanceof suchan event. Valle SAMPLING AND ANALYTICAL TECHNIQUES The Dominion Range core was collectedin 1984- 1985,and two cores(separated by ~50 m) werecol- lected from the Newall Glacier in 1988-1989. 90 ø E :500 I 600 I km Ice-free areas Fig. 1. Location map. 81 g cm-3) depth(47 and39 m, respectively, Figure2).
Glacialdispersalof rocks,minerals,andtrace elements in Wisconsinan till, southeastern Quebec, Canada, Mem. Geol. Soc. , 136, 189-219, 1973. Shilts, W. , Glacial till and mineralexploration,Glacial Till, R. Soc. Can. Publ. 12, 205-224, 1976. Shilts, W. , 21, 95-117, 1984. Snetsinger,K. , Manganoanilmenite from Sierran adamellite, Am. , 54, 431-436, 1969. Strobel,M. , and G. Faure, Transportof indicatorclasts by ice sheets and the transport half-distance: A contributionto prospectingfor ore deposits,J.
Contributions to Antarctic Research IV by David H. Elliot, George L. Blaisdell