Minerals and Energy Resources - I (Class-X)
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Multiple Choice
One mode of formation of minerals involves the decomposition of surface rocks, and the removal of soluble constituents, leaving a residual mass of weathered material containing ores. Which of the following minerals is/are formed in this manner?
a. Coal
b. Gypsum
c. Bauxite
- a, b and c
- b and c
- a and c
- a and b
- c only