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Easy Gemstone Identification Using Raman.

Raman spectroscopy is an ideal method for the examination of gemstones. The lack of sample preparation and the non-destructive nature of Raman analysis make it ideal for the analysis of high-value gemstones.

Unknown gemstones can be identified by their unique Raman signals and gemstone origin can be determined through the Raman microscopy analysis of inclusions.

This technique is especially valuable in the prevention of counterfeiting, such as the identification of diamond from zircon.


Diamond or Zircon?

  • The Raman spectra of diamond and zircon are distinctly different
  • Diamond shows only one very strong and sharp Raman band at around 1328 cm-1
  • Zircon shows multiple Raman bands at around 349, 431, 967 and 1002 cm-1

GemRamTM
Unrivaled performance and repeatability


The GemRamTM is a lightweight, portable Raman spectrometer dedicated to both the verification and identification of unknown gemstones .

It comes equipped with B&Wtek's GemID identification software, powered by GemExpert's spectral library of nearly 300 different gemstones, as well as unlimited space for user defined spectra that can be added anytime.


FEATURES:
  • Portable, ideal for field work
  • Non-invasive, no sample preparation required
  • TE-cooled spectrometer minimizes noise
  • Patented CLEANLAZETM stabilized laser
  • Whole system fits into a convenient carry case
  • Comprehensive library software

For more on the GemRam's specifications, click here to view the brochure.

Should you have any further questions, contact us.