Here's why:

* Silicate minerals are the most abundant minerals in the Earth's crust, making up about 95% of its composition. These minerals are composed of silicon and oxygen, along with other elements like aluminum, iron, calcium, sodium, potassium, and magnesium.

* Common silicate minerals include quartz, feldspar, mica, and olivine. These minerals form the building blocks of most igneous, sedimentary, and metamorphic rocks.

Let me know if you'd like to know more about any of these minerals!