- agate
- fluorite
- peridot
- alexandrite
- garnet
- pezzottaite
- amber
- green amethyst
- prehnite
- amethyst
- heliodor
- pyrite (marcasite)
- ametrine
- iolite
- quartz
- andalusite
- jade (nephrite)
- ruby
- apatite
- jasper
- sapphire
- aquamarine
- kornerupine
- sapphire (fancy)
- aventurine
- kunzite
- sillimanite
- beryl
- kyanite
- sphene
- carnelian
- labradorite
- spinel
- chalcedony
- lapis lazuli
- sunstone
- chrysoberyl
- malachite
- tanzanite
- chrysoprase
- moonstone
- tektite (moldavite)
- citrine
- morganite
- tiger's eye
- diamond
- mother of pearl
- topaz
- diopside
- obsidian
- tourmaline
- emerald
- onyx
- turquoise
- feldspar
- opal
- zircon
- fire beryl™ (goshenite)
- pearl
- zultanite
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