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Among the following statements, the incorrect statement is

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calamine and cerrusite are carbonate ores.

rutile and cuprite are oxide ores.

malachite and azurite are sulphate ores of Cu.

zinc blende and pyrites are sulphide ores.

answer is D.

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Detailed Solution

$\begin{array}{l} Malachite ⟶ {CuCO}_{3} \cdot Cu (OH)_{2} \\ Azurite ⟶ 2 {CuCO}_{3} \cdot Cu (OH)_{2} \end{array}$

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