Origin
Southern and central Africa
China, Burma, Pakistan, USA, Southern and central Africa, Brazil
Color
Brown, Green, gray, White
Green
Streak
gray, White
None
For which Rashi?
-
Libra, Taurus, Leo, Virgo
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Isis
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.15-3.2591.54-1.55
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Poor
Mohs Hardness
5.5-66.5-7
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)2SiO4
Luster
Vitreous
Vitreous, Greasy
Pleochroism
Weak to moderate
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.625-1.7181.64-1.69
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Orthorhombic
Birefringence
-99990.036
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Focus
Harmony
Healing
-
Physical healing
Qualities Associated
Protection
Health