Enter the name of the Igneous Rock in the space below Name Texture Phaneritic (Coarse-grained) Origin Intrusive/Plutonic Chemical Composition Felsic Color Predominantly white Mineral Composition Potassium Feldspar, Quartz, Sodium Plagioclase, Biotite, Hornblende Tectonic Environment Convergent Boundary - Intruded into batholiths above Andean-type Subduction Zone