clast

A Dictionary of Earth Sciences | 1999 | 225 words | Copyright

clast Particle of broken-down rock. These fragments may vary in size from boulders to silt-sized grains, and are invariably the products of erosion followed by deposition in a new setting. See CLASTIC ROCK. See also BIOCLAST.

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AILSA ALLABY and MICHAEL ALLABY. "clast." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 11 Feb. 2012 <http://www.encyclopedia.com>.

AILSA ALLABY and MICHAEL ALLABY. "clast." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (February 11, 2012). http://www.encyclopedia.com/doc/1O13-clast.html

AILSA ALLABY and MICHAEL ALLABY. "clast." A Dictionary of Earth Sciences. 1999. Retrieved February 11, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-clast.html

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