Origin
China, Canada
Switzerland, Australia, Brazil
Color
Green, Yellow, Brown, White, gray, Black
Yellow, Colorless, White, Brownish, Reddish
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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.90-3.105.9-6.3
1
7.18
👆🏻
Fracture
Splintery, Granular
Conchoidal, Uneven
Cleavage
None
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Mohs Hardness
6-6.54.5-5
2
10
👆🏻
Chemical Composition
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Greasy
Vitreous, Adamantine
Pleochroism
None
Definite dichoric in yellow (yellow to orange-brown)
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
Translucent
Translucent, Transparent
Refractive Index
1.600-1.6271.918-1.936
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
tetragonal
Birefringence
0.0270.016
0
0.296
👆🏻
Clarity
Translucent
Translucent
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Balance
Awareness
Healing
Physical healing
Physical healing
Qualities Associated
Healing
Balance & Clarity