The most important class of rock-forming minerals on Earth is:
A) halides
B) sulfates
C) native minerals
D) silicates
E) asbestos

Question

Quizplus · Accepted Answer

Silicates are the most important class of rock-forming minerals on Earth, making up the largest percentage of the Earth's crust. They are composed of silicon and oxygen, along with various metals, and form a wide variety of minerals including quartz, feldspar, and mica.

The Most Important Class of Rock-Forming Minerals on Earth Is