angular unconformity

См. также в других словарях:

• angular unconformity —    A geological unconformity with marked difference in dip of the superimposed series [16] …   Lexicon of Cave and Karst Terminology

• Unconformity — Hutton s Unconformity at Jedburgh, Scotland, illustrated by John Clerk in 1787 and photographed in 2003. An unconformity is a buried erosion surface separating two rock masses or strata of different ages, indicating that sediment deposition w …   Wikipedia

• Hutton's Unconformity — is the name given to various famous geological sites in Scotland. These are places that were identified by 18th century Scottish geologist James Hutton as an unconformity, which provided evidence for his Plutonist theories of Uniformitarianism… …   Wikipedia

• Geology 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… …   Wikipedia

• Cross-cutting relationships — Cross cutting relations can be used to determine the relative ages of rock strata and other geological structures. Explanations: A folded rock strata cut by a thrust fault; B large intrusion (cutting through A); C erosional angular unconformity… …   Wikipedia

• Lithostratigraphy — is a sub dicipline of stratigraphy, the geological science associated with the study of strata or rock layers. Major focuses include geochronology, comparative geology, and petrology. In general a stratum will be primarily igneous or sedimentary… …   Wikipedia

• Flood geology — Part of a series on Creationism History of creationism Neo creationism …   Wikipedia

• Glossary of geology terms — Here is a glossary of Geological terms.A*Abyssal plain Flat or very gently sloping areas of the deep ocean basin floor. *Absolute dating the process of determining a specific date (in years or some other unit of time) for an archaeological,… …   Wikipedia

• Black Hills — This article is about the region in South Dakota. For other places, see Black Hills (disambiguation). The Black Hills, South Dakot …   Wikipedia

• Deep time — For other uses, see Deep time (disambiguation). Deep time is the concept that the Geologic time scale is vast because the Earth is very old. The modern philosophical concept was developed in the 18th century by Scottish geologist James Hutton… …   Wikipedia

• Old Red Sandstone — Stratigraphic range: Late Silurian to earliest Carboniferous Cross section showing quartz and chert pebbles in a sample from central England (scale bar is 10 mm). Type Geological formation …   Wikipedia