Origin
Sri Lanka
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Color
Red, Brown, Black
Green, Brown, Colorless, Greenish, Yellow
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
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.97-3.143.25-3.45
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal, Uneven
Cleavage
{1011} Indistinct
Good on {110}
Mohs Hardness
-99996.5
2
10
👆🏻
Chemical Composition
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Pale yellow colorlessAnthony et al
X = colorless to green; Y = colorless
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.614-1.6661.660-1.685
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Orthorhombic
Birefringence
0.014-0.0320.012-0.017
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
-
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Empowerment
Self-worth