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Nepheline is igneous in origin which is rich in

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Nepheline is igneous in origin which is rich in

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Correct Answer: Option B
Nepheline is a rock-forming mineral in the feldspathoid group-a silica-undersaturated aluminosilicate that occurs in intrusive and volcanic rocks with low silica and in their associated pegmatites.
Nepheline is igneous in origin and is rich in Na & K.
It is used in glass and ceramic manufacturing and other industries.
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