Origin
Tanzania, Sri Lanka, China
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Color
Colorless
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
Streak
White
Blue, White
For which Rashi?
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Planet
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-
Element of Planets
-
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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
-
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Birthstone
Planetary
-
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Talisman
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Tenacity
-
Brittle
Solubility
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Gelatinises in acids
Durability
-
-
Specific Gravity
3.60-3.612.4-2.5
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Imperfect/fair/absent
Distinct on {110}
Mohs Hardness
8-8.55-6
2
10
👆🏻
Chemical Composition
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Luster
Vitreous
Vitreous, Greasy
Pleochroism
Weak
None
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.70-1.731.50
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Isometric
Birefringence
0.055-9999
0
0.296
👆🏻
Clarity
-
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Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Respiratory
Good
Good
Reproductive
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Digestive
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Psychology
Transformation
Communication
Healing
Physical healing
Emotional healing
Qualities Associated
Spiritual Growth
Communication