tephrochronology

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tephrochronology

[¦tef·rō·krə′näl·ə·jē]
(geology)
The dating of different layers of volcanic ash for the establishment of a sequence of geologic and archeologic occurrences.
References in periodicals archive ?
Tephrochronological investigations of peat deposits in Scandinavia and on the Faroe Islands.
1999), and there is tephrochronological evidence that it may have been as late as the early fourteenth century (Hogg et al.
It should be stressed that on the basis of tephrochronological studies in the region (Machida et al.
These tephrochronological markers enable the periodisation of the archaeological evidence for Phase 2 into early (covered by R+W ash) and late (covered by R ash) sub-phases.
Older and younger than anticipated AMS and radiocarbon dates were obtained for some palaeochannels, whereas the dating of channels 107 and 109 accords with their tephrochronological identifications.
The aim of the dating program was to confirm the field interpretations based on tephrochronological correlations with the Kuk sequence.