- ALASKA VOLCANO OBSERVATORY GLOSSARY
The collection, preparation, petrographic description, and approximate dating of tephra.
Glossary of volcanic terms. - University of Wisconsin Oshkosh. G. J. Hudak. 2001.
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Tephrochronology — is a geochronological technique that utilises discrete layers of tephra mdash;volcanic ash from a single eruption mdash;to create a chronological framework in which paleoenvironmental or archaeological records can be placed. Such an established… … Wikipedia
tephrochronology — tephrochronological /tef roh kron l oj i keuhl/, adj. /tef roh kreuh nol euh jee/, n. Geol. a geochronologic technique based on the dating of layers of volcanic ash. Cf. tephra. [1940 45; < Sw tefrokronologi, equiv. to tefr(a) volcanic ejecta ( < … Universalium
tephrochronology — tephrochronological /tef roh kron l oj i keuhl/, adj. /tef roh kreuh nol euh jee/, n. Geol. a geochronologic technique based on the dating of layers of volcanic ash. Cf. tephra. [1940 45; < Sw tefrokronologi, equiv. to tefr(a) volcanic ejecta… … Useful english dictionary
Saksunarvatn tephra — In the new science of tephrochronology, Saksunarvatn tephra are volcanic ejecta that form an ash layer that is useful in dating Northern European sediment layers that were laid down during the Boreal period, the warm climate phase that followed… … Wikipedia
Ramesses III — Pharaoh Infobox | Name=Ramesses III| ImageSize=150 Caption=Relief from the Sanctuary of Khonsu Temple at Karnak depicting Ramesses III Alt=Also written Ramses and Rameses| NomenHiero= C2 ms z:z HqA q iwn Nomen= Ramesse Hekaiunu Ra bore him, Ruler … Wikipedia
Geochronology — A schematic depiction of the major events in the history of our planet. Geochronology is the science of determining the age of rocks, fossils, and sediments, within a certain degree of uncertainty inherent to the method used. A variety of dating… … Wikipedia
Asahidake — Mount Asahi 旭岳 Mount Asahi, the tallest peak in Hokkaidō (September 2004) Eleva … Wikipedia
Sigurdur Thorarinsson — Infobox Scientist name = Sigurdur Thorarinsson image width = 250px caption = birth date = January 8, 1912 birth place = Vopnafjörður, Iceland death date = February 8, 1983 death place = Reykjavík, Iceland residence = citizenship = nationality =… … Wikipedia
Hekla 3 eruption — The Hekla 3 eruption (H 3) circa 1000 BC is considered the most severe eruption of Hekla during the Holocene. [cite journal |last=Eiríksson |first=Jón |authorlink= |coauthors= et al. |year=2000 |month= |title=Chronology of late Holocene climatic… … Wikipedia
Dating methodologies in archaeology — Dating material drawn from the archaeological record can be made by a direct study of an artifact or may be deduced by association with materials found in the context the item is drawn from or inferred by its point of discovery in the sequence… … Wikipedia