Origin
Afghanistan, Southern and central Africa
China, Canada
Color
Blue, Greenish, Violet
Green, Yellow, Brown, White, gray, Black
Streak
Blue, White
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For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
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Solubility
Soluble
-
Durability
-
-
Specific Gravity
2.752.90-3.10
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Splintery, Granular
Cleavage
Imperfect on {110}
None
Mohs Hardness
5.56-6.5
2
10
👆🏻
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous, Greasy
Pleochroism
-
None
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.5001.600-1.627
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
monoclinic
Birefringence
-99990.027
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Emotional Balance
Healing
Emotional healing
Physical healing
Qualities Associated
Clarity
Healing