Classification of Rocks

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Across
  1. 4. Volcanic Rocks
  2. 6. Plutonic Rocks
  3. 9. Secondary Rocks
  4. 10. Second Direction of easiest parting
Down
  1. 1. Direction of easiest parting
  2. 2. Rocks G = 2.6
  3. 3. Heat and Pressure
  4. 5. rocks G = 3.6
  5. 6. Rocks G = 2.8 TO 2.9
  6. 7. Volcanic Origin
  7. 8. ROCKS G = 3.1