Zircon, Blue

Blue Zircon Gemstone Information
Information * Loose gemstones * Jewelry links
Zircon is a birthstone for the month of December. The word zircon was first used to describe crystals from Sri Lanka and came to us either through French or Persian. This gemstone is known to help one to be more at peace with oneself, and to bring out the love and admiration in all people. It was once believed that zircon provided the wearer with wisdom, honor, and riches.

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Refractive Index 1.925-1.984
Hardness = 6-7.5 (Moh's Scale)
Specific Gravity = 3.90-4.73
Species - Zircon.
Optic Character - Double Refraction.
Phenomena - Chatoyancy, (rare).

Ultrasonic: Risky.
Steamer: Risky.
Heat: Poor; color change may occur with heat
Chemicals that harm: none


Crystal Structure
Blue zircon cyrstal.

Crystal system: Tetragon: short four side prisms, pyramidal ends.

Kampuchea, Sri Lanka, Myanmar, Australia, Thailand, China
 January  Garnet
February Amethyst
March Aquamarine
April Diamond
May Emerald
June Pearl/Alexandrite
July Ruby
August Peridot
September Sapphire
October Opal/Tourmaline
November Topaz or Citrine
December Blue Topaz or Zircon
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