Origin
USA
Southern and central Africa
Color
Brown, Red, Black, Brownish
White, Colorless, gray, Yellow
Streak
Reddish, Brown
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
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-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
5.05-5.222.45-2.50
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
None
Poor on {110}
Mohs Hardness
5.5-65.5-6
2
10
👆🏻
Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
KAlSi 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous
Pleochroism
-
-
Dispersion
0.190.01
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
-99991.504-1.510
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
tetragonal
Birefringence
-99990.001
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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-
Cardiovascular
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-
Respiratory
-
-
Reproductive
-
3.4g
Digestive
-
-
Psychology
Creativity
Creativity
Healing
-
Emotional healing
Qualities Associated
Grounding
Balance