Origin
Afghanistan, Southern and central Africa
Australia
Color
Blue, Greenish, Violet
Brown, Reddish, Brownish, Yellow
Streak
Blue, White
Brown, Brownish, Yellow
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
HCl soluble
Durability
-
-
Specific Gravity
2.754.27-4.29
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
Imperfect on {110}
Perfect {010}
Mohs Hardness
5.55-5.5
2
10
👆🏻
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
FeO(OH)Arthur Thomas , Gemstones (2009)
Luster
Vitreous
Adamantine
Pleochroism
-
VisibleArthur Thomas
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.5002.26-2.398
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Orthorhombic
Birefringence
-99990.138
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Emotional Healing