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Natural zeolite is mainly processed from ____________

(a) White sand

(b) Green sand

(c) Grey sand

(d) Red sand

I got this question in an international level competition.

Asked question is from Zeolite Process topic in division Water Softening of Environmental Engineering

1 Answer

+2 votes
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Best answer
Correct choice is (b) Green sand

The best I can explain: The natural zeolite is mainly processed from Green sand, which is also called as Glauconite. It has lesser exchange value than artificial zeolite.

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