Directorate of Geology
Geology Department

Gem Testing Activities

  • Identification of cut & uncut coloured stones, diamonds, organic gems, synthetics, treated stones and certification thereof. Thousands of various types of stones are tested  each year  for the public, industries and Government  departments.
  • Facilitating wearing of genuine stones.
  • Inclusion study aided by photomicrography and determination of country of origin.
  • Providing laboratory support to coloured stone and diamond exploration in the state and outside.
  • Dissemination of data on coloured stone and diamond research through seminars and workshops.
  • Lowest testing charges compared to any other laboratory in the country