Origin
Tanzania, Sri Lanka, China
Southern and central Africa
Color
Colorless
Colorless, Brown, Greenish, gray
Streak
White
White
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
-
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Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.60-3.612.62-2.67
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
Imperfect/fair/absent
From the Greek, oligos and kasein, little cleavage.
Mohs Hardness
8-8.56-6.5
2
10
👆🏻
Chemical Composition
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
Weak
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.70-1.731.538-1.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
-
Birefringence
0.0550.010
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
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
Harmony
Healing
Physical healing
Emotional healing
Qualities Associated
Spiritual Growth
Harmony