Origin
Sri Lanka
Russia
Color
Red, Brown, Black
Colorless, Greenish, Yellow, White, pink
Streak
Brown
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
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Ring Metal
-
-
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
2.97-3.142.54-2.61
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
{1011} Indistinct
Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.
Mohs Hardness
-99996
2
10
👆🏻
Chemical Composition
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Pale yellow colorlessAnthony et al
colorless.
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.614-1.6661.518-1.536
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
0.014-0.0320.0050-0.0060
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Empowerment
Emotional Balance
Healing
Emotional healing
Emotional healing
Qualities Associated
Empowerment
Harmony