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For other uses of "Bedrock", see Bedrock (disambiguation).
Soil with broken rock fragments overlying bedrock, Sandside Bay, Caithness
Soil with broken rock fragments overlying bedrock, Sandside Bay, Caithness

Bedrock is the native consolidated rock underlying the surface of a terrestrial planet, usually the Earth. Geography Caithness extends about 40 Miles (64 Kilometres) north-south and about 30 miles (50 km east-west In Geology, rock is a naturally occurring aggregate of Minerals and/or Mineraloids The Earth's outer solid layer the ‘ Lithosphere EARTH was a short-lived Japanese vocal trio which released 6 singles and 1 album between 2000 and 2001 Above the bedrock is usually an area of broken and weathered unconsolidated rock in the basal subsoil. Compaction (geology refers to the process by which a Sediment progressively loses its Porosity due to the effects of loading The top of the bedrock is known as rockhead and identifying this, via excavations, drilling or geophysical methods, is an important task in most Civil engineering projects. Geophysics, a major discipline of Earth sciences, is the study of the Earth by quantitative physical methods especially by seismic, electromagnetic Civil engineering is a professional engineering discipline that deals with the design construction and maintenance of the physical and naturally built Superficial deposits (also known as drift) can be extremely thick such that the bedrock lies hundreds of metres below the surface[1]. In Geology, drift is transported rock debris overlying the solid Bedrock.

A solid geologic map of an area will usually show bands of differing rock type , i. A geologic map or geological map is a special-purpose Map made to show Geological features e. , rock that would be exposed at the surface if all soil or other superficial deposits were removed. Soil, often typeset as SOiL, is a four piece rock band from Chicago Illinois United States founded by Shaun Glass Tom Schofield Tim King and Adam Zadel The different rock strata or layers that are indicated may be a result of either nonparallel (sloping) surface erosion at the edges of flat strata or normal surface erosion of tilted strata that has removed the upper portions of higher layers.

References

  1. ^ Swinford,E.Mac What the glaciers left behind - drift thickness map of Ohio, Ohio Department of Natural Resources, Division of Geological Survey, newsletter 2004, No.1.

See also

Geology (from Greek γη gê, "earth" and λόγος Logos, "speech" lit Igneous rocks (etymology from Latin ignis, fire are rocks formed by solidification of cooled Magma (molten rock Metamorphic rock is the result of the transformation of an existing rock type the protolith, in a process called Metamorphism, which means "change In Geology, rock is a naturally occurring aggregate of Minerals and/or Mineraloids The Earth's outer solid layer the ‘ Lithosphere Sedimentary rock is one of the three main rock types (the others being igneous and Metamorphic rock) Stratigraphy, a branch of Geology, studies rock layers and layering ( stratification) Topography ( topo-, "place" and graphia, "writing" is the study of Earth 's Surface features or those of Planets

Dictionary

bedrock

-noun

  1. (uncountable, geology, mining, engineering, construction) The solid rock that exists at some depth below the ground surface. Bedrock is rock "in place", as opposed to material that has been transported from another location by weathering and erosion.
  2. A basis or foundation.

Bedrock

-proper noun

  1. Name of the fictional town in The Flintstones
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