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Minerals in Moh s Scale of Hardness w Diamond on Sale

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The hardness of a mineral is its resistance to being scratched. The relative hardness of a mineral is determined by comparing it to the hardness of the ten standard minerals that make up Moh s Scale of Hardness.This collection contains one specimen of each of the ten minerals.

  • Each specimen is approximately 1.5 x 1.5 in size and keyed for identification
  • The key also includes useful information regarding the rocks composition, structure, texture and formation
    • Specimens:

      • Talc (softest), Gypsum, Calcite, Fluorite, Apatite
        Feldspar, Quartz, Topaz, Corundum, Diamond (hardest)
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