Gemological Institute of Cambodia – Gemic Laboratory

 Gemological Institute of Cambodia – Gemic Laboratory

• Gemstone Exhibition & Showroom

  Discover natural gemstones and jewellery selected by GEMIC in our Siem Reap showroom.
  GEMIC sells gemstones and jewellery. We do not purchase stones offered by the public and we do not provide jewellery repair services.
  Gem identification and valuation are professional paid services available by prior arrangement. We do not provide free identification or valuation from photographs.
  Siem Reap, Cambodia

• Gem testing laboratory

  Managed by an Accredited Gemologist, a private and independent gemological laboratory, providing gemological testing and research services in Siem Reap, Cambodia

• Gemology personalized service

  – tour guide on mines tours
  – gem identification
  – conferences in Cambodia or abroad

• Gemology Class – Introduction to Gem

  Introduction to gemstones in Cambodia.
  Beginner level course
  – ruby
  – sapphire
  – zircon
  – peridot
  – garnet
  – topaz
  – aquamarine
  – crystalline quartz
  – chalcedony
  – obsidian- How not to fall into the trap of fake gemstones sellers?
  – How to recognize natural gemstones, synthetics, treatment?
  – How to estimate the quality and pricing?

• Gem identification

  – by types
  – by origin
  – gemstones families
  – gemstones optical phenomena

• Synthetic & treatement

  – Heating
  – Glass filling / Fracture filling / Flux Healing
  – Irradiation
  – Bleaching
  – Dyeing
  – Diffusion
  – Oiling
  – Impregnation
  – Coating
  – Doublet
  – Triplet

• Pricing & Grading

  4C’s:
  – Color
  – Clarity
  – Cut
  – Carat weight

• Practice by testing many gemstones

  Learn how to use laboratory tools:
  – The microscope to see inclusions
  – The density scale
  – The refractometer to test the refractive index
  – The polariscope
  – The dichroscope
  – The ultraviolets
  – The spectroscope