Origin
Turkey
Sri Lanka, India, Brazil
Color
Colorless, White, Yellow, Greenish, gray, Brown
Green, Brown, Colorless, gray, Yellow
Streak
White
Brownish, 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
Very brittle
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
3.30-3.403.55-3.73
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
{010} perfect, {110} distinct, {100} in traces
none
Mohs Hardness
6.5-77-7.5
2
10
👆🏻
Chemical Composition
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
Pearly
Greasy, Vitreous
Pleochroism
Strong
None
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.702-1.7501.730-1.760
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
cubic
Birefringence
0.0480.020
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
-
-
Reproductive
-
Helps in digestion and alleviates indigestion
Digestive
-
-
Psychology
Transformation
Abundance
Healing
Emotional healing
Physical healing
Qualities Associated
Change
Abundance