| Answer | Crossword Clue |
|---|---|
| malachite | green mineral, an ore of copper |
| azurite | blue mineral, a hydrous copper carbonate, Cu3(CO3)2(OH)2: an ore of copper |
| azurites | blue mineral, a hydrous copper carbonate, Cu3(CO3)2(OH)2: an ore of copper |
| cuprites | mineral, cuprous oxide, Cu2O, occurring in red crystals and brown to black granular masses: an ore of copper |
| cuprite | mineral, cuprous oxide, Cu2O, occurring in red crystals and brown to black granular masses: an ore of copper |
| stannite | mineral, iron-black to steel-gray in color, with a metallic luster, copper iron tin sulfide, Cu2FeSnS4: an ore of tin |
