Origin
Southern and central Africa
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Color
White, Violet, Blue, Yellow, Brownish, Colorless, Greenish
Black, Blue, Yellow, Green
Streak
Colorless
Grey, Greenish, Brown
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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Brittle
Solubility
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Durability
-
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Specific Gravity
2.783.28-3.44
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Splintery
Cleavage
{???} Distinct, {???} Indistinct
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Mohs Hardness
5-65.0-6.0
2
10
👆🏻
Chemical Composition
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
Na2Fe2+3Fe3+2Si8O22(OH)2
Luster
Vitreous, Resinous
Vitreous, Silky
Pleochroism
-
X = blue
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
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Refractive Index
1.556-1.6001.680-1.698
1
3.25
👆🏻
Optic Character
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Crystal System
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monoclinic
Birefringence
0.024-0.0370.005-0.008
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
Aids in mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
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Good
Reproductive
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Digestive
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Psychology
Optimism
Empowerment
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Clear Thinking