[meteorite-list] Geno-, mono-, polymict, and xenolithic -- Part 2 of 3

From: bernd.pauli_at_paulinet.de <bernd.pauli_at_meteoritecentral.com>
Date: Mon Jul 11 14:58:34 2005
Message-ID: <DIIE.0000002100003A87_at_paulinet.de>

McSWEEN H.Y. (1999) Meteorites and Their Parent Planets
(Cambridge University Press, Glossary, p. 288):

xenolith: an inclusion of a foreign rock trapped within an igneous rock.

HUTCHISON R. (2004) Meteorites: A Petrologic, Chemical, and Isotopic
Synthesis (Cambridge Planetary Science Series, pp. 506, Glossary, p. 444):

breccia: rock composed of fragmented rocks and minerals:

genomict breccia: a rock composed of genetically related
fragments of different texture.

monomict breccia: a rock composed of fragments of a single type.

polymict breccia: a rock composed of fragments from more than one source.

xenolith: a foreign rock; a lithic fragment genetically distinct from its
host rock or melt; has been extended to include fragments of related rock,
termed cognate xenoliths.
Received on Mon 11 Jul 2005 02:58:33 PM PDT