Origin
Tanzania, Sri Lanka, China
Brazil
Color
Colorless
Blue
Streak
White
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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
-
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Talisman
-
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Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.60-3.612.60-2.90
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Imperfect/fair/absent
Indistinct
Mohs Hardness
8-8.57.5-8
2
10
👆🏻
Chemical Composition
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Be 3Al 2Si 6O 18Ulrich Henn and Claudio C.
Luster
Vitreous
-
Pleochroism
Weak
Strong dichroism: blue to colourless\
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.70-1.731.560-1.604
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
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Birefringence
0.0550.003-0.010
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Transformation
Communication
Healing
Physical healing
Emotional healing
Qualities Associated
Spiritual Growth
Communication