Question

what are non metallic minerals

Answer 1

. Agate16. Gypsum2. Ball Clay17. Jasper3. Barytes18. Kaolin4. Calcarous Sand 19. Laterite5. Calcite20. Limekankar6. Chalk21. Ochre7. Clay(others)22. Pyrophyllite8. Corrundum23. Quartz9. Diaspore24. Quartzite10. Dolomite25. Sand(others)11. Dunite / pyroxenite26. Shale12. Felsite27. Silica Sand13. Felspar28. Slate14. Fireclay29. Steatite / Talc / Soapstone15. Fusch Quartzite 

Answer 2

As per rule 22(4A) of Mineral Concession Rules,1960 the State Govt. shall be the competent authority to approve the mining plans of opencast mines ( mines other than underground mines) in respect of the following non-metallic or industrial minerals in their respective jurisdiction.
1. Agate
16. Gypsum
2. Ball Clay
17. Jasper
3. Barytes
18. Kaolin
4. Calcarous Sand
19. Laterite
5. Calcite
20. Limekankar
6. Chalk
21. Ochre
7. Clay(others)
22. Pyrophyllite
8. Corrundum
23. Quartz
9. Diaspore
24. Quartzite
10. Dolomite
25. Sand(others)
11. Dunite / pyroxenite
26. Shale
12. Felsite
27. Silica Sand
13. Felspar
28. Slate
14. Fireclay
29. Steatite / Talc / Soapstone
15. Fusch Quartzite