SCHEDULE XII
GROUPS OF ASSOCIATED MINERALS
1. Apatite, Beryl, Cassiterite, Columbite, Emerald, Felspar, Lepidolite, Mica, Pitchblende, Quartz, Samarskite, Scheelite, Topaz, Tantalite, Tourmaline.
2. Iron, Manganese, Titanium, Vanadium and Nickel minerals
3. Lead, Zinc, Copper, Cadmium, Arsenic, Antimony, Bismuth, Cobalt, Nickel, Molybdenum, and Uranium minerals, and Gold and Silver, Arsenopyrite, Chalcopyrite, Pyrite, Pyrrhotite and Pentlandite.
4. Chromium, Osmiridium, Platinum and Nickel minerals.
5. Kyanite, Sillimanite, Corundum, Dumortierite and Topaz.
6. Gold, Silver, Tellurium, Selenium and Pyrite.
7. Barytes, Fluorite, Chalcocite, Selenium, and minerals of Zinc, Lead and Silver.
8. Tin and Tungsten minerals.
9. Limestone, Dolomite and Magnesite.
10. Ilmenite, Monazite, Zircon, Rutile, Garnet and Sillimanite.
11. Sulphides of Copper and Iron.
12. Coal, Fire clay and Shale.
13. Magnetite and Apatite.
14. Magnesite and Chromite.
15. Talc (Soapstone and Steatite) and Dolomite.
16. Bauxite, Laterite, Aluminous Clays, Lithomarge, Titanium, Vanadium, Gallium and Columbium minerals.