Recent drutnlins, flutes and lineations at Vestari-Hagafellsjokull, Iceland
ABSTRACT. Tn the foreland of the V es tari-Hagafell sjokull glacier, L a ngajokull, central I celand, three scales of subglacia l b ed forms a re fo und: drumlins, flutes and lin eations. The sma ll er bed forms arc superimposed upon the large r. These three bed forms pro ba bl y form ed as a res ul...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.430.959 2023-05-15T16:21:48+02:00 Recent drutnlins, flutes and lineations at Vestari-Hagafellsjokull, Iceland T E K. Hart The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.430.959 http://www.igsoc.org/journal/41/139/igs_journal_vol41_issue139_pg596-606.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.430.959 http://www.igsoc.org/journal/41/139/igs_journal_vol41_issue139_pg596-606.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://www.igsoc.org/journal/41/139/igs_journal_vol41_issue139_pg596-606.pdf text ftciteseerx 2016-01-08T04:40:10Z ABSTRACT. Tn the foreland of the V es tari-Hagafell sjokull glacier, L a ngajokull, central I celand, three scales of subglacia l b ed forms a re fo und: drumlins, flutes and lin eations. The sma ll er bed forms arc superimposed upon the large r. These three bed forms pro ba bl y form ed as a res ult of the presence ofa ri gid suhglacial core producin g a lee-sid e low-press ure a rea into whi ch sed.iment f1 O\ ~ 'e d a nd coll ec ted. The cores of th e drumlins a re tumuli (Ia \'a blisters), w hilst the cores of the flutes and lineati ons we re large c1 asts. Differences between the th ree scales of bed form s a re tha t: (a) the fl u tes and lineations a re far more mo bil e fea tures as their cores could move within the d eforming la ye r, whilst th e drumlin bedrock cores wen; fi xed; (b) th e lin eati ons formed in associa tio n with a clast pavement. The cha nge in scale o f the bed forms m a y be related to cha nges in thickness of th e deforming layer and size o f th e co re. At this sit e, sma ll er bed form s were superimposed upon la rger bed forms a nd these may h a \'e form ed as th e d eforming layer progressive ly thinned in associa ti on with glacial retrea t. Text glacier Iceland Unknown Hagafell ENVELOPE(-19.483,-19.483,63.867,63.867) Ure ENVELOPE(13.733,13.733,68.100,68.100) |
institution |
Open Polar |
collection |
Unknown |
op_collection_id |
ftciteseerx |
language |
English |
description |
ABSTRACT. Tn the foreland of the V es tari-Hagafell sjokull glacier, L a ngajokull, central I celand, three scales of subglacia l b ed forms a re fo und: drumlins, flutes and lin eations. The sma ll er bed forms arc superimposed upon the large r. These three bed forms pro ba bl y form ed as a res ult of the presence ofa ri gid suhglacial core producin g a lee-sid e low-press ure a rea into whi ch sed.iment f1 O\ ~ 'e d a nd coll ec ted. The cores of th e drumlins a re tumuli (Ia \'a blisters), w hilst the cores of the flutes and lineati ons we re large c1 asts. Differences between the th ree scales of bed form s a re tha t: (a) the fl u tes and lineations a re far more mo bil e fea tures as their cores could move within the d eforming la ye r, whilst th e drumlin bedrock cores wen; fi xed; (b) th e lin eati ons formed in associa tio n with a clast pavement. The cha nge in scale o f the bed forms m a y be related to cha nges in thickness of th e deforming layer and size o f th e co re. At this sit e, sma ll er bed form s were superimposed upon la rger bed forms a nd these may h a \'e form ed as th e d eforming layer progressive ly thinned in associa ti on with glacial retrea t. |
author2 |
The Pennsylvania State University CiteSeerX Archives |
format |
Text |
author |
T E K. Hart |
spellingShingle |
T E K. Hart Recent drutnlins, flutes and lineations at Vestari-Hagafellsjokull, Iceland |
author_facet |
T E K. Hart |
author_sort |
T E K. Hart |
title |
Recent drutnlins, flutes and lineations at Vestari-Hagafellsjokull, Iceland |
title_short |
Recent drutnlins, flutes and lineations at Vestari-Hagafellsjokull, Iceland |
title_full |
Recent drutnlins, flutes and lineations at Vestari-Hagafellsjokull, Iceland |
title_fullStr |
Recent drutnlins, flutes and lineations at Vestari-Hagafellsjokull, Iceland |
title_full_unstemmed |
Recent drutnlins, flutes and lineations at Vestari-Hagafellsjokull, Iceland |
title_sort |
recent drutnlins, flutes and lineations at vestari-hagafellsjokull, iceland |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.430.959 http://www.igsoc.org/journal/41/139/igs_journal_vol41_issue139_pg596-606.pdf |
long_lat |
ENVELOPE(-19.483,-19.483,63.867,63.867) ENVELOPE(13.733,13.733,68.100,68.100) |
geographic |
Hagafell Ure |
geographic_facet |
Hagafell Ure |
genre |
glacier Iceland |
genre_facet |
glacier Iceland |
op_source |
http://www.igsoc.org/journal/41/139/igs_journal_vol41_issue139_pg596-606.pdf |
op_relation |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.430.959 http://www.igsoc.org/journal/41/139/igs_journal_vol41_issue139_pg596-606.pdf |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
_version_ |
1766009786513489920 |