|Iolite Gemstone Information
Information * Loose gemstones * Jewelry links
Iolite is the gemstone representing the 21st wedding anniversary. The name is derived from the Greek word ios, meaning "violet." Iolite is known as the gemstone of clear vision. It was believed to have the power to guide lost sailors to the brilliance of the sun in order to find their way home.
ENHANCEMENT CODE N
Click to view AGTA code.
Refractive Index 1.542-1.551
Hardness = 7-7.5 (Moh's Scale)
Specific Gravity = 2.61
Species - Iolite
Optic Character - Double Refraction.
Phenomena - Rare
WARNINGS FOR CARE
Chemicals that harm: Acids
Crystal system: Orthorhombic short prisms.
India, Tanzania, Brazil, Sri Lanka, Madagascar, Namibia, Myanmar
|November||Topaz or Citrine|
|December||Blue Topaz or Zircon|
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