Consider the following statements with reference to Feldspar mineral : 1. Half of the earth's crust is composed of feldspar 2. It has light cream to salmon pink colour 3. Magnesium is a common element in all types of feldspar Which of the statements given above is/are correct ?
- A. 1 only
- B. 1 and 2 only ✓
- C. 2 and 3 only
- D. 1, 2 and 3
Correct Answer: B. 1 and 2 only
Explanation
Feldspar makes up about half of the Earth's crust and generally has a light cream to salmon pink colour. However, silicon, oxygen, sodium, potassium, and calcium are its common elements, not magnesium.
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