Origin
-
-
Color
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Brown, Blue, Green, Yellow, White
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
-
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
2.363.32-3.43
1
7.18
👆🏻
Fracture
Uneven, Subconchoidal, Fibrous
Conchoidal
Cleavage
[110] perfect, [101] good, [010] distinct
Poor on {110} and {100} very poor on {001}
Mohs Hardness
3.5-46-7
2
10
👆🏻
Chemical Composition
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
Luster
Vitreous, Resinous, Pearly
Vitreous, Resinous
Pleochroism
Weak
slight in colored varieties
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.518-1.5611.703-1.752
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
tetragonal
Birefringence
0.0250.004-0.006
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Transformation