Rocks crossword puzzle

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Across
  1. 2. A famous block in minecraft
  2. 3. Intrusive and Felsic rock
  3. 6. Type of rock
  4. 9. Type of rock
Down
  1. 1. A rock formed by water
  2. 4. A way a metamorphic rock could be
  3. 5. Extrusive and Felsic rock
  4. 7. A valuable rock formed by graphite or coal
  5. 8. Type of rock