Origin
Afghanistan, Southern and central Africa
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Color
Blue, Greenish, Violet
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
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
2.752.98-3.10
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
Imperfect on {110}
[100] Perfect, [110] Good, [011] Distinct
Mohs Hardness
5.56
2
10
👆🏻
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
-
weak to none
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.5001.578-1.646
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Isometric
Triclinic
Birefringence
-99990.020-0.030
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Communication
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Peace