Origin
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Sri Lanka, Southern and central Africa
Color
Black, Blue, Yellow, Green
Blue
Streak
Grey, Greenish, Brown
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For which Rashi?
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Planet
-
-
Element of Planets
-
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Energy
-
-
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
-
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Talisman
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Tenacity
Brittle
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Solubility
-
-
Durability
-
-
Specific Gravity
3.28-3.443.95-4.10
1
7.18
👆🏻
Fracture
Uneven, Splintery
-
Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
None
Mohs Hardness
5.0-6.09
2
10
👆🏻
Chemical Composition
Na2Fe2+3Fe3+2Si8O22(OH)2
Al 2O 3Ulrich Henn and Claudio C.
Luster
Vitreous, Silky
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Pleochroism
X = blue
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Dispersion
0.020.02
0.005
1
👆🏻
Transparency
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Transparent, Translucent
Refractive Index
1.680-1.6981.757-1.780
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
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Birefringence
0.005-0.0080.007-0.010
0
0.296
👆🏻
Clarity
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Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Empowerment
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Clear Thinking
Creativity