Origin
USA
Russia
Color
Brown, Red, Black, Brownish
White, Colorless, Red, Reddish
Streak
Reddish, Brown
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
5.05-5.222.20-2.26
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
None
Perfect on {110}
Mohs Hardness
5.5-65-5.5
2
10
👆🏻
Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Na 2[Al 2Si 3O 10] · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous, Silky, Pearly
Pleochroism
-
-
Dispersion
0.190.02
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent
Refractive Index
-99991.478-1.493
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Orthorhombic
Birefringence
-99990.012-0.013
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Harmony
Healing
-
Emotional healing
Qualities Associated
Grounding
Spiritual Connection