Origin
Turkey
Madagascar
Color
Colorless, White, Yellow, Greenish, gray, Brown
Brownish, Black, Reddish, Brown, Blue
Streak
White
Reddish, Brown
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Very brittle
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
3.30-3.403.84
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Conchoidal
Cleavage
{010} perfect, {110} distinct, {100} in traces
{0001} good, {10 1 0} parting
Mohs Hardness
6.5-77.5-8
2
10
👆🏻
Chemical Composition
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Ca,Ce)(Al,Ti,Mg)12O19
Luster
Pearly
Vitreous
Pleochroism
Strong
O = brownish gray; E = gray
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.702-1.7501.79-1.807
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Hexagonal
Birefringence
0.048-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
-
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Empowerment
Healing
Emotional healing
Emotional healing
Qualities Associated
Change
Balance