Origin
Tanzania, Sri Lanka, China
USA
Color
Colorless
Brown, Red, Black, Brownish
Streak
White
Reddish, Brown
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
3.60-3.615.05-5.22
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
Imperfect/fair/absent
None
Mohs Hardness
8-8.55.5-6
2
10
👆🏻
Chemical Composition
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
-
Pleochroism
Weak
-
Dispersion
0.020.19
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.70-1.73-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Birefringence
0.055-9999
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Creativity
Healing
Physical healing
-
Qualities Associated
Spiritual Growth
Grounding