- geologic age determination
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определение геологического возраста
English-Russian dictionary of geology. 2011.
geologic age determination
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Geologic 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… … Wikipedia
Stone Age — the period in the history of humankind, preceding the Bronze Age and the Iron Age, and marked by the use of stone implements and weapons: subdivided into the Paleolithic, Mesolithic, and Neolithic periods. [1860 65] * * * First known period of… … Universalium
dating — 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 … Universalium
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
geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… … Universalium
Radiometric dating — (often called radioactive dating) is a technique used to date materials such as rocks, usually based on a comparison between the observed abundance of a naturally occurring radioactive isotope and its decay products, using known decay rates.[1]… … Wikipedia
Cenomanian — |The Cenomanian age (also known as Woodbinian [depreciated by the ICS] ) is the first or earliest or oldest Geochronological geologic age of the Late Cretaceous Epoch. Like all geological time units the Cenomanian age is associated with a… … Wikipedia
Human Era — Holocene era redirects here. For the geological epoch, see Holocene. The Human Era, also known as the Holocene calendar or Holocene era (HE), is a year numbering system that adds exactly 10,000 years to the currently world dominant Anno Domini… … 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
petroleum — petroleous, adj. /peuh troh lee euhm/, n. an oily, thick, flammable, usually dark colored liquid that is a form of bitumen or a mixture of various hydrocarbons, occurring naturally in various parts of the world and commonly obtained by drilling:… … Universalium
Discovery quadrangle — Mariner 10 photomosaic The Discovery quadrangle lies within the heavily cratered part of Mercury in a region roughly antipodal to the 1550 km wide Caloris Basin. Like the rest of the heavily cratered part of the planet, the quadrangle contains a… … Wikipedia
