List of Gemstones | Rare Minerals | Gem stones | Gems » olenite http://www.all-gemstones.com www.all-gemstones.com    Thu, 06 May 2010 12:29:47 +0000 http://wordpress.org/?v=2.8.6 en hourly 1 Olenite http://www.all-gemstones.com/olenite http://www.all-gemstones.com/olenite#comments Thu, 30 Jul 2009 12:01:19 +0000 admin http://www.all-gemstones.com/?p=1555 Refractive Index : 1.654 – 1.635 Optical Characteristic : DR, Uniaxial negative Specific Gravity : 3.01 Formula : NaAI3AI6(BO3)3(Si6O18)(O,OH)4 Crystal System : Trigonal Variety/Species : Tourmaline Species/Group : Tourmaline Birefringence : 0.019 Dispersion : 0.017 Hardness : 7 to 7.5 Toughness : Fair Ultrasonic : risky Steam : risky UV Long : Inert UV Short : Inert Pleochroism : 2 colors Strength : moderate to strong
Pleochroism Colors : pinkish yellow/ bright pink Heat : May fracture or change color Acids : No reaction Light : stable Polish Luster : vitreous to greasy Fracture : conchoidal Fracture Luster : Vitreous Clarity Type : N/A Tones : N/A Saturations : N/A Cause of Color : Enhancements : none Cleavage : None Color Range : light pink, pink, pinkish Transparency : translucent to opaque Phenomena : None
Separations : Olenite from- Identifying Characteristics and information
Thread-like liquid and gas inclusions, gas filled fractures.

Olenite is a very rare stone and not often seen as a gem. Spectral Data
not diagnostic. Trade Names and Misnomers
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