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You are here: Home / Research & Technology / Samples – GL Gem Spectrometer

Samples – GL Gem Spectrometer

  • Normalized Absorption Spectra
  • Photoluminescence Spectra - Blue Laser Excitation (405nm)

Normalized Absorption Spectra

Zircon, blue (irradiated)
Beryl, pink (synthetic)
Almandine Garnet
Alexandrite
Tsavorite Garnet
Tourmaline, pink
Tourmaline, green
Tourmaline, blue (copper bearing)
Topaz, blue (irradiated)
Spinel, blue (synthetic)
Sapphire, blue
Sapphire, blue, Sri Lanka (heated)
Ruby,Thailand
Ruby, Kashan (synthetic)
Ruby (flame fusion, synthetic)
Rhodolite Garnet
Nephrite, green
Kyanite, blue
Jadeite, green (untreated)
Jadeite, green (treated)
Iolite, blue
Heliodor (yellow beryl)
Glass, green (paste)
Glass, blue (paste)
Hessonite Garnet, orange
Emerald, Regency (synthetic)
Emerald (Gematrat, treated)
Emerald, Columbia
Emerald, Brazil
Citrine, yellow

Photoluminescence Spectra - Blue Laser Excitation (405nm)

The following photo luminescence (PL) spectra were obtained using the GL Analyzer PL405 Kit which provides a blue laser (405 nm) and necessary accessories.

Spinel, red (Comparison nat/synth) PL405
Spinel, red PL405
Spinel,red (Synthetic Tairus) PL405
Tsavorite Garnet PL405
Alexandrite PL405
Alexandrite (Synthetic Flux) PL405
Diamond, green (Synthetic Ia, HPHT) PL405
https://www.cigem.ca/wp-content/uploads/DiamondIaPL405.jpg
Diamond, orange, Ia (HPHT treated) PL405
Diamond, pink IaB (HPHT treated) PL405
Diamond, yellow Ia PL405
Diamond, yellow (Synthetic, HPHT,Irradiated) PL405
Emerald, Colombia PL405
Emerald (Synthetic Chatham) PL405
Emerald (Synthetic Lechleitner) PL405
Grossular Garnet, orange PL405
Ruby, Burma PL405

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Gemmology is the science about gemstones. One of the objectives of this website is to provide gemmologists from around the world with an opportunity to exchange information in a fast and efficient way. At the same time Gemology World can serve as a resource for the general public to learn more about gems, diamonds and jewellery. Gemstones have intrigued mankind since early times in … Read More

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