Origin
Southern and central Africa
Australia
Color
Yellow, Blue, Black, Green, gray
Brown
Streak
White
None
For which Rashi?
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Planet
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-
Element of Planets
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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
-
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Birthstone
Planetary
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Talisman
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Tenacity
-
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Solubility
-
-
Durability
-
-
Specific Gravity
3.43-3.442.5-2.8
1
7.18
👆🏻
Fracture
-
-
Cleavage
None Observed
{???} Perfect
Mohs Hardness
6.5-73
2
10
👆🏻
Chemical Composition
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
MgO.Fe2O3.3SiO2•4(H2O)
Luster
Vitreous
Vitreous
Pleochroism
visible
-
Dispersion
0.02-
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.696-1.702-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
Orthorhombic
Birefringence
0.005-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
-
Grounding
Healing
Emotional healing
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Qualities Associated
Transformation
Grounding