Origin
Southern and central Africa
Austria
Color
Brown, Green, gray, White
Green, Brown
Streak
gray, White
-
For which Rashi?
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Leo
Planet
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Venus
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
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Courage, Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.15-3.2593.35
1
7.18
👆🏻
Fracture
-
-
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
None
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)
(Mg,Fe) 2Si 2O 6Ulrich Henn and Claudio C.
Luster
Vitreous
-
Pleochroism
Weak to moderate
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.625-1.7181.668
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Orthorhombic
Birefringence
-99990.014
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
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Poor
Reproductive
-
-
Digestive
-
-
Psychology
Focus
Confidence
Healing
-
Emotional healing
Qualities Associated
Protection
Grounding