geologic column
1geologic column — noun 1. : a columnar diagram that shows the rock formations of a locality or region and that is arranged to indicate their relations to the subdivisions of geologic time 2. : the sequence of rock formations in a geologic column * * * geologic… …
2Geologic time scale — This clock representation shows some of the major units of geological time and definitive events of Earth history. The Hadean eon represents the time before fossil record of life on Earth; its upper boundary is now regarded as 4.0 Ga.[1] Other… …
3geologic section — noun : the sequence of rock strata or lithologic units in a locality : the local geologic column …
4Geologic record — The layer cake like appearance of concordant strata laid down over hundreds of thousands of years …
5geologic log — A vertical cross section of the lithologic column indicating geologic and petrographic data [16] …
6stratigraphic column — A graphic means of representing the various rock types of an area in a geologic report [13] …
7dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or …
8Flood geology — Part of a series on Creationism History of creationism Neo creationism …
9geochronology — 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] * * *… …
10Geology of the Grand Canyon area — The geology of the Grand Canyon area exposes one of the most complete sequences of rock anywhere, representing a period of nearly 2 billion years of the Earth s history in that part of North America. The major sedimentary rock layers exposed in… …
