PRESIDIUM Gem Tester II Manual Del Usuario página 17

Sapphire
Sapphire
Sapphire
Sapphire
Sapphire
Sapphire
Emerald
Emerald
Jadeite
The use of the thermal results is restricted to the
gemstones listed above and will assist the jeweler to
distinguish the many confusing gemstones in the market.
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vs. Tanzanite
vs. Iolite
vs. Spinel
vs. Citrine
vs. Topaz
vs. Tourmaline Topaz
vs. Jadeite
vs. Garnet
vs. Garnet
Jadeite
Jadeite
Ruby
Ruby
Topaz
Topaz
Spinel
Gem-
stones
vs. Chrysoprase
Aventurine
vs.
Quartz
vs. Spinel
vs. Garnet
vs. Aquamarine
vs. Amethyst
vs. Citrine
vs. Garnet
vs. Glass