Origin
Southern and central Africa
Italy, Russia
Color
Colorless, Greenish, Green, gray, Yellow
Colorless, Green, Black, Brown, Red, Greenish, Yellow, gray
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
-
-
Durability
-
-
Specific Gravity
3.21-3.383.70-4.10
1
7.18
👆🏻
Fracture
Irregular/uneven, Uneven
Conchoidal, Uneven
Cleavage
Perfect on {001}
none
Mohs Hardness
6-76.5-7
2
10
👆🏻
Chemical Composition
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
Vitreous
Adamantine, Resinous
Pleochroism
StrongArthur Thomas
-
Dispersion
0.020.06
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.670-1.7341.88-1.94
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
cubic
Birefringence
0.006-0.0110.057
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Empathy
Positivity
Healing
Emotional healing
Physical healing
Qualities Associated
Empathy
Empowerment