Difference between revisions of "Perthite"
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Revision as of 06:41, 24 July 2013
Description
A banded stone composed of tan and reddish brown layers or orthoclase and albite (Lent, 1926). Perthite is quarried in Perth, Ontario. It polishes to a high gloss and has been used for interior decoration.
Synonyms and Related Terms
pertite (Port.); Perthit (Deut.)