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Foundations of Diamond

4 lessons. Practice is anonymous and stateless: results are returned for the current check and are not stored as learner history.

  1. Diamond as a MaterialLOW
  2. Durability: Hardness Is Not IndestructibilityLOW
  3. The Limits of Gemology and ProofHIGH
  4. How and Where Natural Diamonds FormMEDIUM