Chemistry crossword puzzle

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Across
  1. 4. ore powdered iron
  2. 6. used in fine polishing, sandpaper, jewelry and gemstones
  3. 8. ingredient in talcum powder
  4. 10. used in batteries and ammunition
  5. 11. used in the nuclear industry and to make light
  6. 12. used in table salt, bleach and cloth
  7. 13. Quartz
  8. 15. used as hardening alloy for lead
  9. 17. used in roo shingles and medicines
  10. 18. produced in Florida and Virginia
  11. 19. natural magnet
  12. 20. naturally occurring, inorganic, crystalline structure
  13. 22. used in cemented carbide parts for the U.S.
  14. 24. used in animal fed and cat litter
  15. 26. used in stainless and heat-resisting products
  16. 28. Used in cement
  17. 29. used in floor and wall tiles as an absorbant
  18. 30. Used for windows, doors, spark plugs
  19. 32. heavy metal contained in barite
  20. 34. used today for soap and abrasive cleaners
Down
  1. 1. fourth most common metal in use
  2. 2. used in jewelry and arts and very expensive and used in the movie"The Hangover 3"
  3. 3. used in nuclear medicine and atomic dating
  4. 5. used for cat litter
  5. 6. used in integrated circuits
  6. 7. Illinois state mineral, used in toothpaste
  7. 9. used in pencil lead
  8. 14. essential to iron and steel production
  9. 15. most abundant metal element in the earth crust
  10. 16. Greek word meaning blood-like because of the color of its powder
  11. 21. Compounds are used in ceramic and glass and batteries
  12. 23. Industrially important in glass and ceramic hardware
  13. 25. lead-acid batteries, gasoline
  14. 26. superalloys for aircraft gas turbine engines
  15. 27. used in wiring, tubing, coins
  16. 31. used in flat panel devices
  17. 33. as flakes, scales or shreds