Answer the following question given this paragraph: 

Silicates are the largest mineral group. About 1,000 silicate minerals are known. Silicate minerals are also extremely common. They make up over 90% of Earth's crust!.


Q: What is the largest mineral group, comprising over 90% of earth's crust?

 Choices:

- oxides

- carbonates

- soils

- silicates

A:
silicates
