Difference between revisions of "Mafic"
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(New page: Term used to describe volcanic rock or magma composed chiefly of dark-colored, iron- and magnesium-rich minerals. (Miller, 1989) <ref>[http://vulcan.wr.usgs.gov/Glossary/volcano_terminolog...) |
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Revision as of 04:18, July 10, 2007
Term used to describe volcanic rock or magma composed chiefly of dark-colored, iron- and magnesium-rich minerals. (Miller, 1989) [1]