Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Colombia, Origins: Congo
Color
Green, Brown, Colorless, Greenish, Yellow
Red, Yellow, White, gray, Green, Colorless
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
3.25-3.452.65-2.69
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven, Conchoidal
Cleavage
Good on {110}
Perfect on {001}, good on {010}
Mohs Hardness
6.56-6.5
2
10
👆🏻
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Na,Ca)Al1-2Si3-2O8
Luster
Vitreous
Vitreous
Pleochroism
X = colorless to green; Y = colorless
colorless.
Dispersion
0.020.70
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.660-1.6851.543-1.564
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Orthorhombic
Triclinic
Birefringence
0.012-0.0170.007-0.011
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Vitality
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-worth
Vitality