ANSWERS: 2
-
http://letmegooglethatforyou.com/?q=What+is+the+most+common+mineral+found+in+the+Earth%27s+crust%3F+
-
As a single mineral, Quartz. As a group, Feldspar. Feldspars all contain Si (silicon) and O (oxygen). Quartz is pure Si and O.
Copyright 2023, Wired Ivy, LLC

by 