- glacial varve
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ледниковая ленточная глина
English-Russian dictionary of geology. 2011.
glacial varve
Смотреть что такое "glacial varve" в других словарях:
varve — [värv] n. [Swed varv, a layer < varva, to turn, change < ON hverfa < IE base * kwerp , to turn > CARPUS] an annual layer of sedimentary material deposited in lakes and fiords by glacial meltwaters, consisting of two distinct bands of… … English World dictionary
Varve — [ thumb|right|300px|Pleistocene age varves at Scarboro Bluffs, Toronto, Ontario, Canada. The thickest varves are more than half an inch thick. ] A varve is an annual layer of sediment or sedimentary rock. The word varve is derived from the… … Wikipedia
Glacial geology of the Genesee River — The Genesee River flows northward from its source in northern Pennsylvania to enter Lake Ontario at Rochester, New York. Genesee River Middle Section Near Mount Morris Showing Glacial Changes in Valleys The present river valley has been modified… … Wikipedia
varve — a two layered deposit in a lake near to a glacial area. During spring and summer meltwater discharge is high and so larger load is carried. If the river enters a lake then this larger, sandy load will be deposited. In autumn and winter,… … Geography glossary
varve — The alternating of coarse and fine grained layers in glacial lake sediments [16] … Lexicon of Cave and Karst Terminology
varve — A sedimentary layer, lamina, or sequence of laminae, deposited in a body of still water within 1 year; specifically, a thin pair of graded glaciolacustrine layers seasonally deposited, usually by meltwater streams, in a glacial lake or other… … Glossary of landform and geologic terms
varve — n. annually deposited layers of clay and silt in a lake used to determine the chronology of glacial sediments. Derivatives: varved adj. Etymology: Sw. varv layer … Useful english dictionary
Last glacial period — Last glacial redirects here. For the period of maximum glacier extent during this time, see Last Glacial Maximum. The last glacial period was the most recent glacial period within the current ice age occurring during the last years of the… … Wikipedia
geochronology — geochronologic /jee oh kron l oj ik/, geochronological, adj. geochronologist, n. /jee oh kreuh nol euh jee/, n. the chronology of the earth, as based on both absolute and relative methods of age determination. [1890 95; GEO + CHRONOLOGY] * * *… … Universalium
Gerard De Geer — Baron Gerard Jacob De Geer (1858 1943) was a Swedish geologist who made significant contributions to Quaternary geology, particularly geomorphology and geochronology. De Geer is best known for his discovery of varves. Early life and family De… … Wikipedia
Holocene Epoch — formerly Recent Epoch Latest interval of the Earth s geologic history, dating from 10,000 years ago to the present. The younger of the two epochs that constitute the Quaternary Period, the Holocene follows the last glacial stage of the… … Universalium
