Minerals and Energy Resources - I (Class-X)

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Question 1 of 15

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

Select Your Answer:

a, b and c

b and c

a and c

a and b

c only

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