Origin
Southern and central Africa
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Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Blue, Green
Streak
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Blue
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
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-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
1.98-2.253.80-4.15
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
None
perfect along [010] and [100]
Mohs Hardness
5-6.53.5-4
2
10
👆🏻
Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Silky
Pleochroism
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X = very pale blue; Y = pale blue; Z = deep blue
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Translucent
Refractive Index
1.370-1.4701.752-1.815
1
3.25
👆🏻
Optic Character
-
-
Crystal System
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Orthorhombic
Birefringence
-99990.063
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
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Cardiovascular
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-
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
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Psychology
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Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Optimism
Communication