Reference
Gem library
32 entries, all in draft. Referenced property ranges and sources are added as each entry passes editorial review.
Species
Diamond
Variety · Corundum
Ruby
Variety · Corundum
Sapphire
Variety · Beryl
Emerald
Variety · Beryl
Aquamarine
Variety · Beryl
Morganite
Species
Spinel
Species · Garnet group
Almandine garnet
Species · Garnet group
Pyrope garnet
Variety · Garnet group
Tsavorite
Species
Tourmaline
Species
Topaz
Variety · Olivine
Peridot
Variety · Zoisite
Tanzanite
Species
Zircon
Variety · Quartz
Amethyst
Variety · Quartz
Citrine
Variety · Quartz
Rose quartz
Variety · Chalcedony (quartz)
Agate
Species
Opal
Species · Jade
Jadeite
Aggregate (rock) · Jade
Nephrite
Species
Turquoise
Aggregate (rock)
Lapis lazuli
Species
Malachite
Variety · Feldspar
Moonstone
Organic
Amber
Organic
Pearl
Organic
Coral
Manufactured
Glass
Manufactured
Cubic zirconia
Manufactured
Moissanite