Origin
Southern and central Africa
Southern and central Africa
Color
Green, Grey, White
Colorless, Greenish, Green, gray, Yellow
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
Solubility
-
-
Durability
-
-
Specific Gravity
2.60-3.023.21-3.38
1
7.18
👆🏻
Fracture
Uneven
Irregular/uneven, Uneven
Cleavage
{001} Perfect
Perfect on {001}
Mohs Hardness
2-2.56-7
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Pearly, Greasy
Vitreous
Pleochroism
Distinct: light yellow-green to light bluE
StrongArthur Thomas
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.571-1.5971.670-1.734
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
monoclinic
Birefringence
-99990.006-0.011
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Empathy
Healing
Physical healing
Emotional healing
Qualities Associated
Emotional Healing
Empathy