Sri Lanka

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Across
  1. 5. most important natural resource;animals
  2. 6. black lead
  3. 7. CaCO3
  4. 8. rock composed of calcium carbohydrate
Down
  1. 1. form of agriculture land use
  2. 2. minerals highly prized for beauty
  3. 3. form of phosphoric rock
  4. 4. crude oil