Stone Sorting Phenomenon, Svartisen, Norway
作者:
JeffriesMartin,
期刊:
Geografiska Annaler: Series A, Physical Geography
(Taylor Available online 1982)
卷期:
Volume 64,
issue 1-2
页码: 21-24
ISSN:0435-3676
年代: 1982
DOI:10.1080/04353676.1982.11880053
出版商: Taylor&Francis
数据来源: Taylor
摘要:
ABSTRACTSmall pockets of stones, in which a one grain thick layer of coarser material overlies finer particles, occur near the margin of the Norwegian glacierØsterdalsisen, on the lower slopes of Burfjell. The stones in the upper layer are closely packed and their long axes near-horizontal. In some pockets, size sorting of the upper layer has occurred, the grains fining downslope. Sorting is considered to result from a combination of meltwater saturation, frost heaving, needle ice formation and turning and compaction of stones under a snow cover.
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