Astrology
Origin
Southern and central Africa
Southern and central Africa
Color
Brownish, Red, Red, orange
Not Available
Streak
White
Not Available
For which Rashi?
Not Available
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Planet
Not Available
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Element of Planets
Not Available
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Energy
Not Available
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How to Wear?
Finger
Not Available
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Ring Metal
Not Available
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Deities
Not Available
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Not to wear with
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Powers
Not Available
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Birthstone
Planetary
Not Available
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Talisman
Not Available
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Physical Properties
Tenacity
Not Available
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Solubility
Not Available
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Durability
Not Available
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Specific Gravity
4.00-4.03
1.98-2.50
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Conchoidal, Gemstones of the world (2001)
Cleavage
Not Available
Not Available
Mohs Hardness
7.5-8
5.5-6.5
Chemical Composition
CaZrBAl 9O 18Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available
Optical Properties
Luster
Not Available
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Pleochroism
Strong dichroism: yellow-brown red to brown-violet (pinkish samples: nearly colorless pale orangy-pink)Herve Nicolas Lazzarelli
AbsentWalter Schumann
Dispersion
Not Available
None
Transparency
Gems
Not Available
Refractive Index
1.787-1.816
1.37-1.52
Optic Character
Not Available
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Crystal System
Not Available
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Birefringence
0.029
Not Available
Clarity
Gems
Not Available
Benefits
Physical
Neurological
Not Available
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
Not Available
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Healing
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Qualities Associated
Not Available
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