diamicton

diamicton
   A generic term for any nonlithified, nonsorted or poorly sorted sediment that contains a wide range of particle sizes, such as rock fragments contained within a fine earth matrix (e.g., till) and used when the genetic context of the sediment is uncertain.
   Compare: diamictite.
   SW & GG

Glossary of landform and geologic terms. 2013.

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  • Diamicton — In geology, diamicton (also diamict) is a very poorly sorted sediment. Large sedimentary grains gravel size and larger (>= 2 mm) are set in a matrix of fine grains. The term diamicton is a nongenetic term, although a common origin for… …   Wikipedia

  • Oak Ridges Moraine — The Oak Ridges Moraine is an ecologically important geological landform in the Mixedwood Plains of south central Ontario, Canada. The moraine covers a geographic area of 1,900 square kilometres (730 sq mi) between Caledon and Rice Lake …   Wikipedia

  • diamict —    (not preferred; refer to diamicton)    A general term that includes both diamictite (coherent rock) and diamicton (unconsolidated sediments).    GG …   Glossary of landform and geologic terms

  • Origin of the Oak Ridges Moraine — For general context, see Oak Ridges Moraine. The Oak Ridges Moraine is a geological landform that runs east west across south central Ontario, Canada. It developed about 12,000 years ago, during the Wisconsin glaciation in North America. A… …   Wikipedia

  • Boulder clay — Boulder clay, in geology, is a deposit of clay, often full of boulders, which is formed in and beneath glaciers and ice sheets wherever they are found, but is in a special sense the typical deposit of the Glacial Period in northern Europe and… …   Wikipedia

  • Muncaster Fell — The view west from Hardknott Pass in upper Eskdale, toward Muncaster Fell. Elevation …   Wikipedia

  • diamictite —    A general term for any nonsorted or poorly sorted, noncalcareous, terrigenous sedimentary rock (e.g., pebbly mudstone) containing a wide range of particle sizes.    Compare: diamicton.    GG …   Glossary of landform and geologic terms

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