What are the mineral specs of a ruby? Ex: Hardness, streak, luster,etc.

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carter kipp Profile
carter kipp answered
  • color-red
  • hardness-9
  • streak-white
  • cleavage-none
  • fracture-uneven
  • mineral class-corundum
  • luster-vitreous to adamantine
  • chemical formula-Al2O3

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