Origin
China
Southern and central Africa
Color
Red, Colorless
Brown, Green, gray, White
Streak
White
gray, White
For which Rashi?
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Planet
-
-
Element of Planets
-
-
Energy
-
-
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
-
-
Birthstone
Planetary
-
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Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.503.15-3.259
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
-
Cleavage
None
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Mohs Hardness
75.5-6
2
10
👆🏻
Chemical Composition
Mn 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006)
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous
Pleochroism
-
Weak to moderate
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.735-1.7451.625-1.718
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.012-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
Good
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Reproductive
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Digestive
Promotes relaxation and reduces stress
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Psychology
-
Focus
Healing
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Qualities Associated
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Protection