Origin
Canada, Pakistan
Southern and central Africa
Color
Reddish, Greenish, White, Red, Yellow, Green, Grey, Blue, Brown, Colorless, gray, orange
Black, Brownish, Brown
Streak
White
Brown
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
Brittle
Solubility
Dilute acid
-
Durability
-
-
Specific Gravity
2.93-2.964.5-4.8
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven
Cleavage
Distinct on {010}, imperfect {110} and {011}
None, parting may develop along {111}
Mohs Hardness
3.5-45.5
2
10
👆🏻
Chemical Composition
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe++Cr2O4
Luster
Vitreous, Resinous
-
Pleochroism
StrongArthur Thomas
none.
Dispersion
0.170.04
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.525-1.6862.08-2.16
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Isometric
Birefringence
0.155-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
Promotes focus and concentration
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Stability
Vitality
Healing
Emotional healing
Emotional healing
Qualities Associated
Centering
Protection