Origin
Southern and central Africa
Sri Lanka
Color
Grey, Green
Red, Blue, Green, Brown, Black
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
3.62-3.683.63-3.9
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
Distinct
Indistinct
Mohs Hardness
8-8.57.5-8
2
10
👆🏻
Chemical Composition
(Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.
(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Luster
Vitreous
Vitreous
Pleochroism
-
Absent
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.719-1.7391.770-1.780
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Isometric
Birefringence
0.014-0.016-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Creativity
Healing
Physical healing
Emotional healing
Qualities Associated
Psychic Abilities
Emotional Healing