Globalization of tephrochronology: new views from Australasia
Tephra (or volcanic ash) studies, once confined largely to volcanic lands, have become increasingly practised in countries far removed from areas of active or recent volcanism – and Australia is no exception. At the International Union for Quaternary Research (INQUA) conference in Cairns in July/Aug...
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ftunivwaikato:oai:researchcommons.waikato.ac.nz:10289/1827 2024-01-21T10:07:02+01:00 Globalization of tephrochronology: new views from Australasia Lowe, David J. 2008 https://hdl.handle.net/10289/1827 https://doi.org/10.1177/0309133308091949 en eng Sage http://ppg.sagepub.com/cgi/content/refs/32/3/311 Progress in Physical Geography Lowe, D. J. (2008). Globalization of tephrochronology: new views from Australasia. Progress in Physical Geography, 32(3), 311-335 https://hdl.handle.net/10289/1827 doi:10.1177/0309133308091949 tephrochronology Journal Article 2008 ftunivwaikato https://doi.org/10.1177/0309133308091949 2023-12-26T18:25:20Z Tephra (or volcanic ash) studies, once confined largely to volcanic lands, have become increasingly practised in countries far removed from areas of active or recent volcanism – and Australia is no exception. At the International Union for Quaternary Research (INQUA) conference in Cairns in July/August 2007, Sarah E. Coulter (née Davies), now a postdoctoral ice-core tephrochronologist at Queen’s University Belfast, reportedthe first occurrence of an exotic tephra in Australia in a core from Lynch’s Crater, Atherton Tableland, Queensland (Figure 1). The distal tephra, manifest as a tiny concentration of glass shards, was probably derived from a Papua New Guinean eruption around 75,000–80,000 years ago (S.E. Davies et al., 2007). Its value lies in providing a precise chronostratigraphic marker that potentially allows correlation of other long palaeoenvironmental sequences over wide distances. Davies’ study is but one of a revolutionary development in tephrochronology now focused on detecting diminutive, distal tephras that are invisible in the field and referred to as cryptotephras. From the Greek word kryptein, meaning ‘to hide’ (Hunt, 1999a; Hunt and Hill, 2001; Lowe and Hunt, 2001), cryptotephras typically comprise fine-ashsized (< ~100 μm) glass shards sparsely preserved and ‘hidden’ in peats or in lake, marine or aeolian sediments, or in ice cores (Figure 2). The cryptotephra theme is continued in section III, but beforehand nomenclature associated with the term ‘tephra’, which can be confusing and which sometimes is used incorrectly, is outlined. Article in Journal/Newspaper ice core The University of Waikato: Research Commons Queensland Lowe ENVELOPE(-30.309,-30.309,-80.537,-80.537) Coulter ENVELOPE(-58.033,-58.033,-83.283,-83.283) Atherton ENVELOPE(-58.946,-58.946,-62.088,-62.088) Progress in Physical Geography: Earth and Environment 32 3 311 335 |
institution |
Open Polar |
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The University of Waikato: Research Commons |
op_collection_id |
ftunivwaikato |
language |
English |
topic |
tephrochronology |
spellingShingle |
tephrochronology Lowe, David J. Globalization of tephrochronology: new views from Australasia |
topic_facet |
tephrochronology |
description |
Tephra (or volcanic ash) studies, once confined largely to volcanic lands, have become increasingly practised in countries far removed from areas of active or recent volcanism – and Australia is no exception. At the International Union for Quaternary Research (INQUA) conference in Cairns in July/August 2007, Sarah E. Coulter (née Davies), now a postdoctoral ice-core tephrochronologist at Queen’s University Belfast, reportedthe first occurrence of an exotic tephra in Australia in a core from Lynch’s Crater, Atherton Tableland, Queensland (Figure 1). The distal tephra, manifest as a tiny concentration of glass shards, was probably derived from a Papua New Guinean eruption around 75,000–80,000 years ago (S.E. Davies et al., 2007). Its value lies in providing a precise chronostratigraphic marker that potentially allows correlation of other long palaeoenvironmental sequences over wide distances. Davies’ study is but one of a revolutionary development in tephrochronology now focused on detecting diminutive, distal tephras that are invisible in the field and referred to as cryptotephras. From the Greek word kryptein, meaning ‘to hide’ (Hunt, 1999a; Hunt and Hill, 2001; Lowe and Hunt, 2001), cryptotephras typically comprise fine-ashsized (< ~100 μm) glass shards sparsely preserved and ‘hidden’ in peats or in lake, marine or aeolian sediments, or in ice cores (Figure 2). The cryptotephra theme is continued in section III, but beforehand nomenclature associated with the term ‘tephra’, which can be confusing and which sometimes is used incorrectly, is outlined. |
format |
Article in Journal/Newspaper |
author |
Lowe, David J. |
author_facet |
Lowe, David J. |
author_sort |
Lowe, David J. |
title |
Globalization of tephrochronology: new views from Australasia |
title_short |
Globalization of tephrochronology: new views from Australasia |
title_full |
Globalization of tephrochronology: new views from Australasia |
title_fullStr |
Globalization of tephrochronology: new views from Australasia |
title_full_unstemmed |
Globalization of tephrochronology: new views from Australasia |
title_sort |
globalization of tephrochronology: new views from australasia |
publisher |
Sage |
publishDate |
2008 |
url |
https://hdl.handle.net/10289/1827 https://doi.org/10.1177/0309133308091949 |
long_lat |
ENVELOPE(-30.309,-30.309,-80.537,-80.537) ENVELOPE(-58.033,-58.033,-83.283,-83.283) ENVELOPE(-58.946,-58.946,-62.088,-62.088) |
geographic |
Queensland Lowe Coulter Atherton |
geographic_facet |
Queensland Lowe Coulter Atherton |
genre |
ice core |
genre_facet |
ice core |
op_relation |
http://ppg.sagepub.com/cgi/content/refs/32/3/311 Progress in Physical Geography Lowe, D. J. (2008). Globalization of tephrochronology: new views from Australasia. Progress in Physical Geography, 32(3), 311-335 https://hdl.handle.net/10289/1827 doi:10.1177/0309133308091949 |
op_doi |
https://doi.org/10.1177/0309133308091949 |
container_title |
Progress in Physical Geography: Earth and Environment |
container_volume |
32 |
container_issue |
3 |
container_start_page |
311 |
op_container_end_page |
335 |
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1788697551111716864 |