Origin
Sri Lanka
Canada
Color
Red, Brown, Black
Yellow, Brown, Red, White, Green, Reddish, Black
Streak
Brown
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.97-3.143.89-4.18
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal, Uneven
Cleavage
{1011} Indistinct
{0001}, {11 2 0} imperfect
Mohs Hardness
-99995.5
2
10
👆🏻
Chemical Composition
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Resinous
Pleochroism
Pale yellow colorlessAnthony et al
-
Dispersion
0.020.17
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.614-1.6661.687-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Trigonal
Birefringence
0.014-0.0320.028-0.030
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Optimism
Healing
Emotional healing
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Qualities Associated
Empowerment
Transformation