Origin
Sri Lanka
Southern and central Africa
Color
Red, Brown, Black
Green, Black, White, Grey, gray
Streak
Brown
White
For which Rashi?
-
-
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
2.97-3.143.00
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Splintery
Cleavage
{1011} Indistinct
perfect along {110}.
Mohs Hardness
-99995-6
2
10
👆🏻
Chemical Composition
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Vitreous
Pleochroism
Pale yellow colorlessAnthony et al
moderate
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Refractive Index
1.614-1.6661.613-1.628
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
0.014-0.0320.0250-0.0270
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Empowerment
Strength
Healing
Emotional healing
Physical healing
Qualities Associated
Empowerment
Strength