Origin
Southern and central Africa
Afghanistan, Southern and central Africa
Color
Brown, Green, gray, White
Blue, Greenish, Violet
Streak
gray, White
Blue, White
For which Rashi?
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Planet
-
-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
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Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
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-
Tenacity
-
Brittle
Solubility
-
Soluble
Durability
-
-
Specific Gravity
3.15-3.2592.75
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Imperfect on {110}
Mohs Hardness
5.5-65.5
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Vitreous
Pleochroism
Weak to moderate
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.625-1.7181.500
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Isometric
Birefringence
-9999-9999
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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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Focus
Communication
Healing
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Emotional healing
Qualities Associated
Protection
Clarity