What are the most common Gemstones ?

Strictly speaking the most common stones are only seven in number—the diamond, the pearl, the ruby, the sapphire, the emerald, the oriental catseye, and the alexandrite; but to these are often added the most common Gemstones—such as the amethyst, the topaz, the tourmaline, the aquamarine, the chrysoprase etc.

Common and Precious Gemstones with their Characteristics

Name of GemColorHardnessSource of Supply
AlexandriteOlive Green8.5Russia, India
AmberYellow2.5Prussia, Norway
AmethystPurple7.Siberia, Brazil, Uruguay, U.S.A.
AquamarineSea-Green7.5 to 8Brazil, North Carolina
CatseyeYellow, Brown, Sage Green8.5Ceylon, Brazil
ChrysoberylSage Green8.5Ceylon, Brazil
ChrysoliteYelowish Green6.5 to 7Egypt, U.S.A., Brazil
ChrysopraseGreen6.Silesia, India, U.S.A.
CoralRed, Pink, White3.75Sicily, Japan, Sardinia
DiamondColorless10.South Africa, India, Belgian Congo, British Guiana, Angola
EmeraldGreen7.5 to 8Columbia [sic], India, Egypt, North Carolina
GarnetRed6.5 to 7.5Bohemia, Brazil, U.S.A.
JadeGreen6.5China, New Zealand, Turkestan, Burma
Lapis-LazuliBlue5 to 5.5Afghanistan, Siberia
OpalIridescent5.5 to 6.5Queensland, New South Wales, Mexico, Hungary
PearlWhite2.5 to 3.5Ceylon, Panama, Australia, U.S.A.
PeridotGreen6.5 to 7Egypt, Burma, Queensland, U.S.A.
RubyRed9.Ceylon, Burma, Siam
SapphireBlue9.Burma, New South Wales, Ceylon, Montana
SpinelYellowish Red8.Ceylon, Burma, Siam
TopazYellow7. to 8.Brazil, Scotland, Spain, North Carolina
TourmalinePink, Green, Yellow, Blue7. to 7.5North Carolina, India, Brazil, Maine
TurquoiseBlue6.Persia, Egypt, New Mexico, Arizona
ZirconBrown7.5Ceylon, Bohemia, Germany
Common Gemstone

Precious and Semi-Precious Gemstones arranged according to their color.

BlackHematite, jet, onyx, pearl, quartz, tourmaline, opal.
BlueAquamarine, chalcedony, lapis-lazuli, opal, sapphire, tourmaline, turquoise.
BrownAmber, agate, diamond, sardonyx, topaz, zircon.
ColorlessBeryl, crystal, corundum, diamond, moonstone, quartz, tourmaline, topaz.
GreenAlexandrite, amazonite, aquamarine, bloodstone, chalcedony, chrysolite, chrysoprase, corundum, chrysoberyl, emerald, jade, malachite, obsidian, opal, olivine, peridot, tourmaline.
PinkBeryl, coral, corundum, kunzite, quartz, pearl, spinel, tourmaline.
PurpleAlmandine, amethyst, corundum, tourmaline.
RedAgate, alexandrite, avanturine, coral, garnet, ruby, sardonyx, spinel, hyacinth, tourmaline.
WhiteChalcedony, coral, opal, onyx, quartz, pearl.
YellowAmber, chrysoberyl, corundum, diamond, pearl, spinel, topaz, fire opal, zircon, chrysolite.

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