geologic system

Смотреть что такое "geologic system" в других словарях:

• system — [sis′təm] n. [LL systema < Gr systēma (gen. systēmatos) < synistanai, to place together < syn , together + histanai, to set: see STAND] 1. a set or arrangement of things so related or connected as to form a unity or organic whole [a… …   English World dictionary

• 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

• System (stratigraphy) — NOTOC A system in the natural sciences and stratigraphy is an idealized composite unit of the geologic record made up of a succession of rock layers that were laid down together within a certain corresponding geological time span, and are used in …   Wikipedia

• Geologic record — The layer cake like appearance of concordant strata laid down over hundreds of thousands of years …   Wikipedia

• System time — Unix date command In computer science and computer programming, system time represents a computer system s notion of the passing of time. In this sense, time also includes the passing of days on the calendar. System time is measured by a system… …   Wikipedia

• system — systemless, adj. /sis teuhm/, n. 1. an assemblage or combination of things or parts forming a complex or unitary whole: a mountain system; a railroad system. 2. any assemblage or set of correlated members: a system of currency; a system of… …   Universalium

• System (disambiguation) — The term system may refer to:* System, a set of entities, real or abstract, comprising a whole * Biological system, a group of organs * Computer system, the combination of hardware and software * Ecosystem, an entity comprising a large number of… …   Wikipedia

• System (Geologie) — Korrespondierende Einheiten in Chronostratigraphie und Geochronologie Chronostratigraphie Geochronologie Äonothem Äon Ärathem Ära System Periode Serie …   Deutsch Wikipedia

• system — sys•tem [[t]ˈsɪs təm[/t]] n. 1) an assemblage or combination of things or parts forming a complex or unitary whole 2) any assemblage or set of correlated members 3) an ordered and comprehensive assemblage of facts, principles, doctrines, or the… …   From formal English to slang

• Karoo System — ▪ geological system, Africa also spelled  Karroo        geologic system of rocks outcropping over a 1,560,000 square kilometre (600,000 square mile) area of Africa from the Equator south to the Cape of Good Hope. The time span of the Karoo System …   Universalium

• Karoo System — The Karoo System or Karoo Sequence, is a geologic system of rock formations covering 1 500 000 square km and extending from the Equator south to the Cape of Good Hope. The Karoo System spans a period of about 100 million years, starting from the… …   Wikipedia