Origin
Southern and central Africa
Sri Lanka
Color
Colorless, Brown, Greenish, gray
Red, Brown, Black
Streak
White
Brown
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
-
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Solubility
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Durability
-
-
Specific Gravity
2.62-2.672.97-3.14
1
7.18
👆🏻
Fracture
Uneven
Uneven, Conchoidal
Cleavage
From the Greek, oligos and kasein, little cleavage.
{1011} Indistinct
Mohs Hardness
6-6.5-9999
2
10
👆🏻
Chemical Composition
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Luster
Vitreous
Vitreous
Pleochroism
-
Pale yellow colorlessAnthony et al
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.538-1.5501.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
-
Birefringence
0.0100.014-0.032
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
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Supports heart health
Respiratory
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Good
Reproductive
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Digestive
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Psychology
Harmony
Empowerment
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Empowerment