Origin
Southern and central Africa
Italy
Color
Colorless, Greenish, Green, gray, Yellow
Yellow, orange, Red
Streak
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
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.21-3.383.355-3.433
1
7.18
👆🏻
Fracture
Irregular/uneven, Uneven
Uneven
Cleavage
Perfect on {001}
{???} Good, {???} Good
Mohs Hardness
6-7-9999
2
10
👆🏻
Chemical Composition
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Ca,Mn2+ ,Fe2+ ) 3Al 2BSi 4O 15(OH)Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous
Pleochroism
StrongArthur Thomas
In thick sections
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.670-1.7341.690-1.705
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
-
Birefringence
0.006-0.011-9999
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Empathy
-
Healing
Emotional healing
Physical healing
Qualities Associated
Empathy
Harmony