Origin
Afghanistan, Southern and central Africa
Southern and central Africa
Color
Blue, Greenish, Violet
Colorless, White, gray, Brown, pink
Streak
Blue, White
White
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
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
2.753.05-3.08
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Irregular, Conchoidal
Cleavage
Imperfect on {110}
None
Mohs Hardness
5.56.5
2
10
👆🏻
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous
Pleochroism
-
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Semitransparent
Refractive Index
1.500-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
TranslucentAnthony et al
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
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-
Digestive
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-
Psychology
Communication
Empathy
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Emotional Healing