Origin
Southern and central Africa
China, Canada
Color
White
Green, Yellow, Brown, White, gray, Black
Streak
-
-
For which Rashi?
Gemini
-
Planet
-
-
Element of Planets
Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Neptune, Tiamat
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.60-2.902.90-3.10
1
7.18
👆🏻
Fracture
Conchoidal
Splintery, Granular
Cleavage
3,1 basal
None
Mohs Hardness
7.5-86-6.5
2
10
👆🏻
Chemical Composition
Be3Al2SiO6
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous, Greasy
Pleochroism
-
None
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent
Translucent
Refractive Index
1.562-1.6151.600-1.627
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
monoclinic
Birefringence
0.003-0.0100.027
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
Soothes the digestive system
-
Psychology
Purity
Emotional Balance
Healing
Emotional healing
Physical healing
Qualities Associated
Purity
Healing