Origin
China, Canada
USA
Color
Green, Yellow, Brown, White, gray, Black
White
Streak
-
White
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
-
-
Durability
-
-
Specific Gravity
2.90-3.104.28-4.42
1
7.18
👆🏻
Fracture
Splintery, Granular
Conchoidal
Cleavage
None
Distinct on [010] and [100] poor on [101]
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
PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous, Greasy
Vitreous
Pleochroism
None
colorless.
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Translucent
OpaqueAnthony et al, Opaque, Transparent
Refractive Index
1.600-1.6271.760-1.774
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.0270.012
0
0.296
👆🏻
Clarity
Translucent
OpaqueAnthony et al
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Balance
Optimism
Healing
Physical healing
Emotional healing
Qualities Associated
Healing
Optimism