Olin's challenge

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Across
  1. 2. the strongest material
  2. 3. minecraft hero
  3. 7. a river horse
  4. 9. a kind of lava
  5. 10. a kind of desert well
  6. 12. annunaki planet
  7. 13. not a planet
Down
  1. 1. a strict but fair lord
  2. 4. chicken milk
  3. 5. dinosaur's demise
  4. 6. the kind of eruption where water flashes to steam
  5. 8. younger dryas
  6. 11. another kind of lava