Origin
Southern and central Africa
USA
Color
Blue, Grey
Brown, Red, Black, Brownish
Streak
-
Reddish, Brown
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
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-
Ring Metal
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.58-2.645.05-5.22
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
-
None
Mohs Hardness
75.5-6
2
10
👆🏻
Chemical Composition
SiO 2Walter Schumann , Gemstones of the world (2001)
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Luster
-
-
Pleochroism
-
-
Dispersion
0.050.19
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.534-1.540-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
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-
Cardiovascular
Aids in digestion and soothes the stomach
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Respiratory
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-
Reproductive
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-
Digestive
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-
Psychology
Protection
Creativity
Healing
Emotional healing
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Qualities Associated
Protection
Grounding