Basalt can't be an answer because according to IUGS classification of volcanic igneous rocks, Basalt won't contain any quartz. Basalt will always contain feldspathoids. You can als...
Answer: Andesite
Given, Qtz= 2%, Plg= 60%, Orthoclase= 1%, Olivine=6%, Opx=5% , Cpx= 18% , Others= 8%
Here, Q+A+P> 10%, so according to the IUGS classification, we will use QAPF ...