Origin
China, Canada
Australia
Color
Green, Yellow, Brown, White, gray, Black
Brown, Reddish, Brownish, Yellow
Streak
-
Brown, Brownish, Yellow
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
HCl soluble
Durability
-
-
Specific Gravity
2.90-3.104.27-4.29
1
7.18
👆🏻
Fracture
Splintery, Granular
Uneven
Cleavage
None
Perfect {010}
Mohs Hardness
6-6.55-5.5
2
10
👆🏻
Chemical Composition
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
FeO(OH)Arthur Thomas , Gemstones (2009)
Luster
Vitreous, Greasy
Adamantine
Pleochroism
None
VisibleArthur Thomas
Dispersion
0.010.05
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.600-1.6272.26-2.398
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.0270.138
0
0.296
👆🏻
Clarity
Translucent
-
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Balance
Creativity
Healing
Physical healing
Emotional healing
Qualities Associated
Healing
Emotional Healing