How Are Felsic Magmas Formed - Web felsic magma forms out of the melting material beneath earth's continental crust. Web loss of olivine or pyroxene (by crystal settling) makes the upper magma more felsic. Partial melting of country rock.
Web felsic magma forms out of the melting material beneath earth's continental crust. Web loss of olivine or pyroxene (by crystal settling) makes the upper magma more felsic. Partial melting of country rock.