Origin
Southern and central Africa
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Color
Grey, Green
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.62-3.683.26-3.36
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Distinct
Good on {100}
Mohs Hardness
8-8.56.5-7
2
10
👆🏻
Chemical Composition
(Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous
Pleochroism
-
Strong
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.719-1.7391.656-1.704
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Trigonal
Triclinic
Birefringence
0.014-0.0160.009-0.012
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Harmony
Healing
Physical healing
Emotional healing
Qualities Associated
Psychic Abilities
Balance