Origin
USA
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Color
Brown, Red, Black, Brownish
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Streak
Reddish, Brown
White
For which Rashi?
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Planet
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Element of Planets
-
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Energy
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How to Wear?
Finger
-
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Ring Metal
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Deities
-
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Not to wear with
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Powers
-
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Birthstone
Planetary
-
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Talisman
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Tenacity
-
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Solubility
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insoluble
Durability
-
-
Specific Gravity
5.05-5.222.36
1
7.18
👆🏻
Fracture
Uneven
Uneven, Subconchoidal, Fibrous
Cleavage
None
[110] perfect, [101] good, [010] distinct
Mohs Hardness
5.5-63.5-4
2
10
👆🏻
Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
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Vitreous, Resinous, Pearly
Pleochroism
-
Weak
Dispersion
0.190.02
0.005
1
👆🏻
Transparency
Translucent
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Refractive Index
-99991.518-1.561
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Orthorhombic
Birefringence
-99990.025
0
0.296
👆🏻
Clarity
Translucent
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Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
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Reproductive
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Digestive
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Psychology
Creativity
Clarity
Healing
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Emotional healing
Qualities Associated
Grounding
Clarity