单词 | magnetostratigraphic |
释义 | > as lemmasmagˌnetostratiˈgraphic magˌnetostratiˈgraphic adj. ΘΚΠ the world > the earth > earth sciences > geology > [adjective] > stratigraphy Smithian1813 stratigraphical1815 stratigraphic1830 time-stratigraphic1937 chronostratigraphic1954 chronostratigraphical1966 magnetostratigraphic1972 1972 Comments Earth Sci.: Geophysics 3 56 The purpose of magnetostratigraphic classification is to organize rock strata of the earth into designated units based on the recording of former geomagnetic polarities by the rocks. 1994 Cambr. Encycl. Human Evol. v. iv. 189/2 If the general age of a locality is known, and if there are enough sediments to provide a distinctive magnetostratigraphic pattern, then it is often possible to date the locality. < as lemmas |
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