Origin
Southern and central Africa
Afghanistan, Southern and central Africa
Color
White, Reddish, Colorless, gray, Red
Grey, White, Colorless, gray, Pale pink, Blue
Streak
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
Brittle
Solubility
-
Readily soluble in HF
Durability
-
-
Specific Gravity
2.772.86-2.94
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, Uneven
Cleavage
Perfect [001] good [010] poor [110]
None observed
Mohs Hardness
6-6.56.5-7
2
10
👆🏻
Chemical Composition
CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous, Greasy
Pleochroism
colorless.
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.575-1.5881.517-1.525
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
Isometric
Birefringence
0.012-0.013-9999
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Improves cognitive function
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
-
Healing
Emotional healing
-
Qualities Associated
Balance
Harmony