Origin
USA
Southern and central Africa
Color
Brown, Red, Black, Brownish
Blue, Violet, Brown, White, Greenish, pink
Streak
Reddish, Brown
White
For which Rashi?
-
Leo, Sagittarius
Planet
-
Saturn
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Isis
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.05-5.223.26-3.41
1
7.18
👆🏻
Fracture
Uneven
Fibrous, ConchoidalWalter Schumann
Cleavage
None
Distinct on {100}, poor on {110}; parting on {001}
Mohs Hardness
5.5-67-8.5
2
10
👆🏻
Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
AlAl6O3BSi3O18
Luster
-
Vitreous
Pleochroism
-
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
Dispersion
0.190.01
0.005
1
👆🏻
Transparency
Translucent
Translucent, Translucent to opaque
Refractive Index
-99991.669-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Orthorhombic
Birefringence
-99990.011-0.037
0
0.296
👆🏻
Clarity
Translucent
Translucent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Patience
Healing
-
Emotional healing
Qualities Associated
Grounding
Patience