Quartz consists of _________.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. silicon.
- Quartz is the second most abundant mineral in Earth's continental crust, behind feldspar.
- It is a hard, crystalline mineral.
- Its chemical composition primarily constitutes silicon dioxide (SiO2) or silica and oxygen.
- There are many different varieties of quartz, several of which are classified as gemstones.