Origin
Canada, Russia
Switzerland, Australia, Brazil
Color
Black, Green, gray
Yellow, Colorless, White, Brownish, Reddish
Streak
gray, Green
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
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.3-3.55.9-6.3
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, Uneven
Cleavage
Perfect on [110]
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Mohs Hardness
5-64.5-5
2
10
👆🏻
Chemical Composition
NaNa2(Fe++4Fe+++)Si8O22(OH)2
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Adamantine
Pleochroism
Strong: Blue-greens
Definite dichoric in yellow (yellow to orange-brown)
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
-
Translucent, Transparent
Refractive Index
1.652-1.6991.918-1.936
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
tetragonal
Birefringence
-99990.016
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Promotes psychic abilities and spiritual growth
-
Cardiovascular
-
-
Respiratory
Excellent
-
Reproductive
-
-
Digestive
-
-
Psychology
Insight
Awareness
Healing
Emotional healing
Physical healing
Qualities Associated
Manifestation
Balance & Clarity