Origin
Southern and central Africa
Austria
Color
Black, Brownish, White, Brown
Brown, Green, Brownish, Black, Yellow, gray
Streak
Reddish, Black
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.76-5.033.25-3.50
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Fibrous
Cleavage
None
{001} perfect and {100} imperfect
Mohs Hardness
5.5-6.56-7
2
10
👆🏻
Chemical Composition
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous, Resinous
Pleochroism
-
Strong
Dispersion
0.030.03
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
-99991.729-1.768
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
-99990.019-0.046
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Calms digestive issues
Respiratory
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Good
Reproductive
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Supports healthy digestion
Digestive
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-
Psychology
Insight
Abundance
Healing
-
Physical healing
Qualities Associated
Grounding
Manifestation