The correct statement is: (1) Dolomite is an ore of zinc \( \mathrm{P} \) (2) Galena is an ore o...

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The correct statement is:
(1) Dolomite is an ore of zinc
\( \mathrm{P} \)
(2) Galena is an ore of mercury
W
(3) Pyrolusite is an ore of iron
(4) Cassiterite is an ore of tin
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