| No. | Compound Name | No. | Compound Name |
|---|---|---|---|
| 1 | iron ore | 10 | limestone |
| 2 | bauxite | 11 | dolomite |
| 3 | sponge iron | 12 | gypsum |
| 4 | manganese | 13 | mica |
| 5 | copper ore | 14 | uranium |
| 6 | chromite | 15 | granite and marble |
| 7 | zinc and lead | 16 | sandstone |
| 8 | coal, quartz | 17 | slate |
| 9 | quartzite | 18 | salt (rock & sea) |
