Across
- 3. _____ is the highest quality hard coal.
- 6. coal that has been buried deep and subjected to increased temperatures is ______ coal.
- 7. _____ is a low grade brown coal, which is soft with high moisture content.
- 8. homogenous, naturally occurring substance with a definable internal structure
- 10. _____ is the basic raw material for the cement industry
Down
- 1. ballari-chitradurga-chikkamagalurutumakuru belt in Karnataka has large reserves of _____ ore.
- 2. smaller occurrences of minerals in igneous and metamorphic rocks are called _____
- 4. in Odisha high grade _____ ore is found in Badampahar mines in the Mayurbhanj and Kendujhar districts.
- 5. aluminium is obtained from _____
- 9. larger occurrences of minerals in igneous and metamorphic rocks are called _____