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Sapphire vs. Tanzanite Jadeite vs. Chrysoprase
Sapphire vs. Iolite Ruby vs. Spinel
Sapphire vs. Spinel Ruby vs. Garnet
Sapphire vs. Citrine Topaz vs. Aquamarine
Sapphire vs. Topaz Topaz vs. Amethyst
Sapphire vs. Tourmaline Topaz vs. Citrine
Emerald vs. Jadeite Spinel vs. Garnet
Jadeite vs. Garnet
Gem-
stones
vs. Glass
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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