What type of composition does an igneous rock have that contains mostly plagioclase feldspar and about 30 percent dark silicate minerals?

The type of composition that igneous rocks have that contains mostly plagioclase feldspar and about 30 percent dark silicate minerals would be andesitic. I am hoping that this answer has satisfied your query about and it will be able to help you.

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this