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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Border cave revisited: A revised ESR chronology
Journal of Human Evolution, Volume 40, No. 6, Year 2001
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Description
In view of a decade of progress in ESR dating we have revised the ESR chronology of Border Cave. A detailed gamma ray survey in 1994 and newly calculated beta attenuation data led to total dose rate estimations that are between 0 and 30% smaller than previously estimated. Accordingly, the resulting ESR age estimates are between 0 and 30% older. The ESR dates are now in good agreement with independent age estimates, particularly 14C and amino acid racemization. New ESR dates for the lowermost dated sedimentary layers, 5 WA (white ash), indicate that the sedimentation of the sequence started around 200 ka ago. © 2001 Academic Press.
Authors & Co-Authors
Grün, Rainer
Australia, Canberra
The Australian National University
Beaumont, Peter B.
South Africa, Kimberley
Mcgregor Museum
Statistics
Citations: 201
Authors: 2
Affiliations: 2
Identifiers
Doi:
10.1006/jhev.2001.0471
ISSN:
00472484
Study Design
Cross Sectional Study
Study Approach
Quantitative