Origin
Southern and central Africa
Australia
Color
Blue, Grey
Green
Streak
-
-
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
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
2.58-2.642.34-2.51
1
7.18
👆🏻
Fracture
-
-
Cleavage
-
None
Mohs Hardness
7-9999
2
10
👆🏻
Chemical Composition
SiO 2Walter Schumann , Gemstones of the world (2001)
SiO2, Al2O3, FeO, MgO, CaO, K2O, Na2O
Luster
-
-
Pleochroism
-
-
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.534-1.5401.490-1.520
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
-
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
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Enhances mental clarity and focus
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
Protection
Healing
Emotional healing
Spiritual healing
Qualities Associated
Protection
Psychic Abilities