A review of late Quaternary silicic and some other tephra formations from New Zealand: their stratigraphy, nomenclature, distribution, volume, and age

PC Froggatt, DJ Lowe - New Zealand journal of geology and …, 1990 - Taylor & Francis
The stratigraphic relationships and distribution of 36 named late Quaternary (≤ c. 50 000 yr
B P.) silicic tephra formations, erupted from 4 volcanic centres—Okataina, Taupo, Maroa …

The concept of accident proneness: A review

P Froggatt, JA Smiley - Occupational and Environmental Medicine, 1964 - oem.bmj.com
The term accident proneness was coined by psychological research workers in 1926. Since
then its concept—that certain individuals are always more likely than others to sustain …

Multi-method dating comparison for mid-Pleistocene Rangitawa tephra, New Zealand

B Pillans, BP Kohn, G Berger, P Froggatt… - Quaternary Science …, 1996 - Elsevier
The Rangitawa Tephra, a widespread mid-Pleistocene marker in the New Zealand region, is
dated by fission-track, thermoluminescence (TL), infrared stimulated luminescence (IRSL), K …

Standardization of the chemical analysis of tephra deposits. Report of the ICCT working group

PC Froggatt - Quaternary International, 1992 - Elsevier
Chemical analysis plays a major role in the identification and correlation of tephra deposits.
Standardization of analytical methods, reporting procedures and data manipulation allows …

Toward a comprehensive Upper Quaternary tephra and ignimbrite stratigraphy in New Zealand using electron microprobe analysis of glass shards

PC Froggatt - Quaternary research, 1983 - cambridge.org
New Zealand Quaternary marine and terrestrial sequences contain numerous tephras, or
volcanic-ash horizons, that are the distal correlatives of voluminous welded ignimbrite …

The ground layer of the Taupo ignimbrite: a striking example of sedimentation from a pyroclastic flow

GPL Walker, S Self, PC Froggatt - Journal of Volcanology and Geothermal …, 1981 - Elsevier
A “ground layer” rich in lithic fragments and crystals which underlies a young and widely-
spread non-welded ignimbrite from Taupo, New Zealand, has formed by the sedimentation …

Epidemiology of sudden unexpected death in infants ('cot death') in Northern Ireland.

P Froggatt, MA Lynas, G MacKenzie - British journal of preventive & …, 1971 - ncbi.nlm.nih.gov
Sudden unexpected death in infants ('cot death'or'crib death') is now recognized as a clinical
entity and existingknowledge has been recently sum-marized (Valdes-Dapena, 1967; …

Late Holocene forest disturbance in Gisborne, New Zealand: a comparison of terrestrial and marine pollen records

JM Wilmshurst, DN Eden… - New Zealand Journal of …, 1999 - Taylor & Francis
A late Holocene (from c. 5500 yr BP) record of vegetation change is presented for the
Gisborne region, based on pollen, charcoal, and tephra analyses of a terrestrial and a …

Correlation, dispersal, and preservation of the Kawakawa Tephra and other late Quaternary tephra layers in the Southwest Pacific Ocean

L Carter, CS Nelson, HL Neil… - New Zealand Journal of …, 1995 - Taylor & Francis
Voluminous rhyolitic eruptions and prevailing westerly winds have dispersed late
Quaternary ash from the Taupo Volcanic Zone (TVZ) of the North Island, New Zealand …

Discriminant function analysis and correlation of late Quaternary rhyolitic tephra deposits from Taupo and Okataina volcanoes, New Zealand, using glass shard major …

S Stokes, DJ Lowe, PC Froggatt - Quaternary international, 1992 - Elsevier
Discriminant function analysis (DFA) is a multivariate statistical technique that provides a
non-subjective means of correlating tephra deposits based on compositional or other …