Origin
Southern and central Africa
Canada, Pakistan
Color
Red, Blue, Green, Reddish, Brown
Reddish, Greenish, White, Red, Yellow, Green, Grey, Blue, Brown, Colorless, gray, orange
Streak
White
White
For which Rashi?
-
Virgo, Capricorn
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
Dilute acid
Durability
-
-
Specific Gravity
3.79-3.942.93-2.96
1
7.18
👆🏻
Fracture
Lamellar, Splintery
Subconchoidal, Conchoidal
Cleavage
{100} Good, {001} Good, {010} Poor
Distinct on {010}, imperfect {110} and {011}
Mohs Hardness
43.5-4
2
10
👆🏻
Chemical Composition
FeAs
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Waxy
Vitreous, Resinous
Pleochroism
-
StrongArthur Thomas
Dispersion
0.010.17
0.005
1
👆🏻
Transparency
TranslucentAnthony et al
Transparent, Translucent
Refractive Index
1.670-1.7341.525-1.686
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Orthorhombic
Birefringence
-99990.155
0
0.296
👆🏻
Clarity
TranslucentAnthony et al
Transparent
Physical
Neurological
-
Promotes focus and concentration
Cardiovascular
-
Supports heart health
Respiratory
-
Poor
Reproductive
-
-
Digestive
-
-
Psychology
-
Stability
Healing
-
Emotional healing
Qualities Associated
Emotional Healing
Centering