Thursday, May 23, 2019

Gemological Tools

Gemologists use a variety of tools and equipment which allow for the accurate tests to be performed in order to identify a gemstone by its specific characteristics and properties.
These include:
  • Corrected 10× loupe
  • Microscope
  • Refractometer
    • Polarising filter
    • Magnifying eyepiece
    • Contact liquid for RI (refractive index) up to 1.81
  • Polariscope
    • Optic figure sphere
  • Dichroscope
  • Spectroscope (handheld or desktop)
  • Penlight
  • Tweezers
  • Stone cloth
  • Color filter
  • Immersion cell
  • Ultraviolet lamp




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