Origin
Sri Lanka
Turkey, Russia, Canada
Color
Red, Brown, Black
Reddish, Brown
Streak
Brown
White
For which Rashi?
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-
Planet
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-
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
2.97-3.144.95-5.0
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
{1011} Indistinct
Imperfect to indistinct on {10 1 0}, parting on {0001}
Mohs Hardness
-99994-5
2
10
👆🏻
Chemical Composition
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Greasy, Pearly
Pleochroism
Pale yellow colorlessAnthony et al
Faint
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.614-1.6661.717-1.722
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Hexagonal
Birefringence
0.014-0.0320.100
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
Good
Reproductive
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Digestive
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Psychology
Empowerment
Creativity
Healing
Emotional healing
Physical healing
Qualities Associated
Empowerment
Creativity