Q. 1 C5.0( 1 Vote )

Multiple choice question.

Which one of the following is not a single element mineral?

A. Gold

B. Silver

C. Mica

D. Graphite

Answer :

The general formula of mica is XY2-3Z4O10(OH,F)2 where X= K, Na, Ba, Ca, Cs; Y= Al, Mg, Fe2+; Z= Si, Al, Fe3+

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