| Ore |
Compounds |
| 1. Cuprite |
a. Copper(I) sulfide |
| 2. Chalcocite |
b. Copper carbonate hydroxide |
| 3. Chalcopyrite |
c. Copper(I) oxide |
| 4. Malachite |
d. Copper iron sulfide |
$\begin{array}{1 1} 1 \to d;\quad 2 \to a; \quad 3\to c; \quad 4 \to b \\1 \to c;\quad 2 \to a; \quad 3\to d; \quad 4 \to b \\ 1 \to b;\quad 2 \to d; \quad 3\to a; \quad 4 \to c \\ 1 \to d;\quad 2 \to c; \quad 3\to b; \quad 4 \to a \end{array}$
