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Kunzite

Kunzite and Diamond Ring.

Kunzite, a variety of spodumene, was named for George F. Kunz who was the first to describe this gem in 1902. Gem kunzite is a rose-violet color with strong pleochroism. It is vital that the rough be cut with the correct crystal orientation or the finished gem could be colorless. Kunzite is subject to fading when exposed to strong light.

Gemological Information for Kunzite

  
Color:Pink, Violet and Pink-Violet
Crystal Structure:Monoclinic
Refractive Index:1.660 to 1.676
Durability:Poor
Hardness:6 to 7
Family:Spodumene
Similar Stones:Pink Sapphire, Tourmaline, Pink Topaz
Treatments:Irradiation
Country of Origin:Madagascar, US, Brazil & Myanmar

Kunzite Care

  
Ultrasonic Cleaning:Never
Steam Cleaning:Never
Warm Soapy Water:Safe
Chemical Attack:Hydrofluoric Acid Attacks Slowly
Light Sensitivity:Kunzite Fades
Heat Sensitivity:May Cause Color Change

Sources

  • Gem Reference Guide, Los Angeles: Gemological Institute of America, 1988. Pp. 229-231.
  • Newman, Harold. An Illustrated Dictionary of Jewelry, New York: Thames and Hudson, 1981. Pp. 179.
  • Schumann, Walter. Gemstones of the World, New York: Sterling Publishing, Co., 1977. Pp. 114.