
1) Fragment 2) Fragmented rock
Found on
https://www.crosswordclues.com/clue/clast

A clast is a fragment of geological detritus.{rp|G-3} It is often a chunk or a small bit of rock broken off of an outcrop by physical weathering.{rp|G-5} ...
Found on
http://en.wikipedia.org/wiki/Clast

composed of fragments, or clasts, of pre-existing rock.
Found on
http://en.wikipedia.org/wiki/Glossary_of_geology

(from the article `sedimentary rock`) ...component in any carbonate will vary noticeably as a function of both age (due to evolution) and depositional setting (because of subsequent ... Conglomerates and breccias are sedimentary rocks composed of coarse fragments of preexisting rocks held together either by cement or by a ... [2 rela...
Found on
http://www.britannica.com/eb/a-z/c/93

Fragment of rock or mineral broken off from a large piece.
Found on
http://www.encyclo.co.uk/local/22291

An individual grain or constituent of a rock; clastic
Found on
http://www.scientificpsychic.com/etc/geology-glossary.html

A fragment of rock that has been transported, either by volcanic or sedimentary processes.
Found on
http://www.solarviews.com/eng/terms.htm

n. An individual grain or constituent of a rock; clastic- adj. Describes a rock or sediment composed mainly of fragments of preexisting rocks or minerals that have been transported some distance from their place of origin, e.g., sandstone, shale.
Found on
http://www.ucmp.berkeley.edu/glossary/gloss2geol.html

n. An individual grain or constituent of a rock; clastic- adj. Describes a rock or sediment composed mainly of fragments of preexisting rocks or minerals that have been transported some distance from their place of origin, e.g., sandstone, shale.
Found on
http://www.ucmp.berkeley.edu/glossary/glossary_2.html
noun (geology) a constituent fragment of a clastic rock
Found on
https://www.encyclo.co.uk/local/20974

a grain of sediment, silt, sand, gravel, etc., esp. as a constituent fragment of a clastic rock formation, as distinguished from a chemical or biogenic component of such a formation.
Found on
https://www.infoplease.com/dictionary/clast
No exact match found.