Origin
Southern and central Africa
China
Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black
Red, Colorless
Streak
Colorless
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
-
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Solubility
-
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Durability
-
-
Specific Gravity
3.03-3.183.50
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Uneven, Conchoidal
Cleavage
{???} Indistinct
None
Mohs Hardness
7-7.57
2
10
👆🏻
Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Mn 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
Very strong: pale yellow colorless
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
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Refractive Index
1.614-1.6661.735-1.745
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Orthorhombic
Birefringence
0.014-0.0320.012
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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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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Promotes relaxation and reduces stress
Psychology
Self-acceptance
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Healing
Emotional healing
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Qualities Associated
Self-Exploration
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