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Achroite (tourmaline)
Properties of Gemstones and Gem Materials
Actinolite
Alexandrite (chrysoberyl)
Almandine (garnet)
Amber
Amethyst (quartz)
Ametrine (quartz)
Andradite (garnet)
Andalusite
Apache Tear (obsidian)
Apatite
Aquamarine (beryl)
Axinite
Barite
Benitoite
Beryl
Bixbite (beryl)
Bytownite (feldspar)
Calcite
Cassiterite
Cerussite
Chrysoberyl
Citrine (quartz)
Clinozoisite (epidote)
Cordierite (iolite)
Corundum
Cubic Zirconia (CZ)
Danburite
Demantoid (garnet)
Diamond
Diopside
Dravite (tourmaline)
Ekanite
Elbaite (tourmaline)
Emerald (beryl)
Epidote
Euclase
Feldspar
Fluorite
Gadolinium gallium garnet (GGG)
Garnet
Goshenite (beryl)
Gypsum (selenite)
Hauynite
Heliodor (beryl)
Hiddenite (spodumene)
Indicolite (tourmaline)
Idocrase
Iolite
Kornerupine
Kunzite (spodumene)
Kyanite
Labradorite (feldspar)
Moldavite
Morganite (beryl)
Obsidian
Opal
Orthoclase (feldspar)
Padparadschah (corundum)
Peridot
Petalite
Piemontite (epidote)
Phenacite (phenakite)
Prasiolite (quartz)
Quartz
Rhodochrosite
Rhodolite (garnet)
Rubellite (tourmaline)
Ruby (corundum)
Sapphire (corundum)
Scapolite
Scheelite
Selenite
Sinhalite
Sphalerite
Sphene
Spinel
Spodumene
Schorl (tourmaline)
Spessartite (garnet)
Sunstone (feldspar)
Tanzanite
Topaz
Topazolite (garnet)
Tourmaline
Tektite (moldavite)
Tsavorite (garnet)
Verdelite (tourmaline)
Vesuvianite (idocrase)
Wulfenite
YAG (Yttrium aluminum garnet)
Zincite
Zircon
Zoisite (tanzanite) Information from:
- Detection of Gemstone Enhancement by GIA
- Faceting for Amateurs by Vargas
- Gemstones of the World by Schumann
- Handbook of Gem Identification by Robert Liddicoat, Jr.
- Personal conversations with other faceters
- Personal experience
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