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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