Origin
Southern and central Africa
Italy, Canada
Color
Blue, Grey
Blue, Red, Yellow, Colorless, Green, White
Streak
-
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
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-
Ring Metal
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Deities
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-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
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-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.58-2.642.90-3.10
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
-
Poor/indistinct on {1120} and {1011}
Mohs Hardness
77
2
10
👆🏻
Chemical Composition
SiO 2Walter Schumann , Gemstones of the world (2001)
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Luster
-
Vitreous
Pleochroism
-
Pale green
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.534-1.5401.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Trigonal
Birefringence
-99990.014-0.032
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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-
Cardiovascular
Aids in digestion and soothes the stomach
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Respiratory
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-
Reproductive
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Digestive
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Psychology
Protection
Emotional healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Emotional Healing