1 Astrology
1.1 Origin
Canada, Columbia, Brazil, Burma, Russia, blue
Southern and central Africa
1.2 Color
Blue, White, pink, gray, Green
Violet, Brownish, Black, pink, Red, Reddish
1.3 Streak
1.4 For which Rashi?
Sagittarius
Not Available
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
1.9 Deities
Not Available
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1.10 Not to wear with
Not Available
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Conchoidal, Uneven, UnevenArthur Thomas, Brittle
Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle
2.6 Cleavage
Poor on {110}
[100] [001] perfect
2.7 Mohs Hardness
2.8 Chemical Composition
Na8Al6Si6O24Cl2
MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
StrongArthur Thomas
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Opaque
TranslucentWalter Schumann, Gemstones of the world (2001) More from other references
3.5 Refractive Index
1.478-1.4881.85-1.92
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.070
0
0.296
3.9 Clarity
Transparent
TranslucentWalter Schumann
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available