Documents By-nc-nd: xrichx felsic igneous rocks metamorphic rocks pegmatites by-nc-sa: Ron Schott by-nc-sa:...

Slide 1 by-nc-nd: xrichx felsic igneous rocks metamorphic rocks pegmatites by-nc-sa: Ron Schott by-nc-sa: Molas Potassium Feldspar USGS Slide 2 Glassy sanidine crystals exhibit…