everyday science MCQ #1287

Which of the following minerals is most resistant to chemical weathering?

everyday science MCQ #1287

  1. Question 1

    Q1. Which of the following minerals is most resistant to chemical weathering?

    • A) Olivine
    • B) Quartz
    • C) Hornblende
    • D) Potassium feldspar

    Answer: Quartz

    Explanation: Quartz (SiO₂) is highly resistant to chemical weathering due to its strong covalent Si-O bonds and lack of cleavage planes, making it the most stable common mineral at Earth's surface.