Origin
Afghanistan, Southern and central Africa
Brazil
Color
Blue, Greenish, Violet
Yellow, White, Brown, Brownish, Black
Streak
Blue, White
Brown, Yellow, 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
Soluble
Durability
-
-
Specific Gravity
2.753.06-3.25
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Sub-Conchoidal, Conchoidal, Uneven
Cleavage
Imperfect on {110}
Poor/indistinct on {100}
Mohs Hardness
5.54.5-5
2
10
👆🏻
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Luster
Vitreous
Vitreous, Resinous
Pleochroism
-
visible
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.5001.639-1.672
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Orthorhombic
Birefringence
-99990.027-0.042
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
Enhances mental clarity
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Joy