Origin
Southern and central Africa
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Color
Brown, Green, gray, White
Black, Blue, Yellow, Green
Streak
gray, White
Grey, Greenish, Brown
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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Brittle
Solubility
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Durability
-
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Specific Gravity
3.15-3.2593.28-3.44
1
7.18
👆🏻
Fracture
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Uneven, Splintery
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Mohs Hardness
5.5-65.0-6.0
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Na2Fe2+3Fe3+2Si8O22(OH)2
Luster
Vitreous
Vitreous, Silky
Pleochroism
Weak to moderate
X = blue
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
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Refractive Index
1.625-1.7181.680-1.698
1
3.25
👆🏻
Optic Character
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Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
monoclinic
Birefringence
-99990.005-0.008
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
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Good
Reproductive
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Digestive
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Psychology
Focus
Empowerment
Healing
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Emotional healing
Qualities Associated
Protection
Clear Thinking