Q: What are the two most common silicates?


Read this paragraph and choose the correct option from the provided answers:

Feldspar and quartz are the two most common silicates. In beryl, the silicate pyramids join together as rings. Biotite is mica. The silicate pyramids come together to create thin, flexible sheets. Compare the beryl and the biotite pictured below ( Figure below ).

 Choices:

- Analcime and Feldspar

- Petalite and Quartz

- Petalite and Analcime

- feldspar and quartz


A:
feldspar and quartz