Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Austria
Color
Green, Brown, Colorless, Greenish, Yellow
Red, Yellow, Brown, orange, gray, Green
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
3.25-3.456.50-7.00
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Irregular, Conchoidal
Cleavage
Good on {110}
On {011}, distinct; on {001}, {013}, indistinct
Mohs Hardness
6.53
2
10
👆🏻
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
PbMoO 4Walter Schumann , Gemstones of the world (2001)
Luster
Vitreous
Adamantine, Resinous
Pleochroism
X = colorless to green; Y = colorless
Weak
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.660-1.6852.280-2.405
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
tetragonal
Birefringence
0.012-0.0170.122
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Confidence
Healing
Emotional healing
Physical healing
Qualities Associated
Self-worth
Confidence