| 1 |
Barytes
|
| 2 |
Bentonite
|
| 3 |
Calcite
|
| 4 |
Corundum and Sapphire
|
| 5 |
Diaspore
|
| 6 |
Dolomite
|
| 7 |
Dunite & Pyroxenite
|
| 8 |
Felspar
|
| 9 |
Fireclay
|
| 10 |
Fuller’s Earth
|
| 11 |
Granite
|
| 12 |
Gypsum and Selenite
|
| 13 |
Kaolin, Ball Clay, Other Clays and Shale
|
| 14 |
Laterite
|
| 15 |
Marble
|
| 16 |
Mica
|
| 17 |
Ochre
|
| 18 |
Other Calcareous Materials
|
| 19 |
Pyrophyllite
|
| 20 |
Quartz & Other Silica Minerals
|
| 21 |
Slate, Sandstone & Other Dimension Stones
|
| 22 |
Talc, Soapstone and Steatite
|
