Ellsworth Mountains Antarctica
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200+ erratic and bedrock samples were collected for cosmogenic isotope analysis, as well as several depth profiles of tills. Samples were collected from 11 sites along a 350km transect stretching from Pirrit Hills in the south to the ridge between Mt Bentley and Mt Hubley in the north. Most sites were on the western (West Antarctic Ice Sheet) side of the range but includes Flowers Hills on the east side of the range, adjacent to the Rutford Ice Stream. Throughout, the emphasis was on taking samples to allow dating of any changes in ice altitude/extent.
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Glacial geomorphological data from the Ellsworth Mountains, Weddell Sea embayment. Satellite imagery and aerial photography, ground truthing, surveying and GPS traverses were used for geomorphological mapping. Additional photographic and weathering data were used to complement the field work. The project resulted in one of the most detailed geomorphological studies of any part of the WAIS (West Antarctic Ice Sheet), as well as the most comprehensive coverage for cosmogenic isotope analysis.
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Powders, solutions and residues related to erratic and bedrock samples collected in the Ellsworth Mountains during the 2005-2006 field season. For each of the rock samples analysed in the lab, a (variable) number of laboratory stages are created, including sawing and crushing residues, pure quartz separates, chemical solutions, and AMS (Accelerator Mass Spectrometry) targets.
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Accelerator Mass Spectrometry (AMS) measurements of cosmogenic isotopes were made from erratic and bedrock samples collected in the Ellsworth Mountains, 2005-2006. Pressed AMS targets were analysed at SUERC (Scottish Universities Environmental Research Centre) to yield exposure ages.
NERC Data Catalogue Service