Mineral Ores
| Mineral Ore |
Color |
Density (g/cm³) |
Hardness |
Cleavage |
Luster |
| Hematite (Fe₂O₃) |
Reddish-brown |
5.26 |
5.5-6 |
None |
Metallic |
| Bauxite (Al₂O₃·2H₂O) |
White to brownish |
2.5-2.7 |
1-3 |
None |
Earthy |
| Galena (PbS) |
Lead-gray |
7.4-7.6 |
2.5-3 |
Perfect |
Metallic |
| Copper Ore (Cu) |
Copper-red |
8.92 |
2.5-3 |
None |
Metallic |
| Magnetite (Fe₃O₄) |
Black to brownish |
5.17-5.18 |
5.5-6 |
None |
Metallic |
| Chalcopyrite (CuFeS₂) |
Brass-yellow |
4.1-4.3 |
3.5-4 |
None |
Metallic |
| Limonite (FeO(OH)·nH₂O) |
Yellow-brown |
2.7-4.3 |
4-5 |
None |
Earthy |
| Pyrite (FeS₂) |
Brass-yellow |
5.0-5.2 |
6-6.5 |
None |
Metallic |
| Zinc Ore (Sphalerite) |
Yellow, brown, black |
3.9-4.1 |
3.5-4 |
None |
Adamantine |
| Cassiterite (SnO₂) |
Brown to black |
6.8-7.1 |
6-7 |
None |
Adamantine |