Dictionary:Felsic
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(fel’ sik) Applied to an igneous rock having abundant light-colored minerals. A mnemonic for feldspar+lenad (feldspathoids)+silica. The complement of mafic.
(fel’ sik) Applied to an igneous rock having abundant light-colored minerals. A mnemonic for feldspar+lenad (feldspathoids)+silica. The complement of mafic.