Origin
Southern and central Africa
Southern and central Africa
Color
Yellow, Blue, Black, Green, gray
Red, Blue, Green, Reddish, Brown
Streak
White
White
For which Rashi?
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-
Planet
-
-
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
-
-
Talisman
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Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.43-3.443.79-3.94
1
7.18
👆🏻
Fracture
-
Lamellar, Splintery
Cleavage
None Observed
{100} Good, {001} Good, {010} Poor
Mohs Hardness
6.5-74
2
10
👆🏻
Chemical Composition
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
FeAs
Luster
Vitreous
Waxy
Pleochroism
visible
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
TranslucentAnthony et al
Refractive Index
1.696-1.7021.670-1.734
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
-
Birefringence
0.005-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TranslucentAnthony et al
Physical
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
-
-
Healing
Emotional healing
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Qualities Associated
Transformation
Emotional Healing