Origin
Canada, Pakistan
Southern and central Africa
Color
Reddish, Greenish, White, Red, Yellow, Green, Grey, Blue, Brown, Colorless, gray, orange
Black, Reddish, gray, Red
Streak
White
Black, Brown, Reddish, Red
For which Rashi?
Virgo, Capricorn
Aries, Aquarius
Planet
-
Saturn
Element of Planets
Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Mars
Not to wear with
-
-
Powers
Protection
Healing
Birthstone
Planetary
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
Dilute acid
-
Durability
-
-
Specific Gravity
2.93-2.965.00-5.30
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Distinct on {010}, imperfect {110} and {011}
None, may show partings on {0001} and {10 1 1}
Mohs Hardness
3.5-46
2
10
👆🏻
Chemical Composition
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe 2O 3Arthur Thomas , Gemstones (2009)
Luster
Vitreous, Resinous
-
Pleochroism
StrongArthur Thomas
O = brownish red; E = yellowish red
Dispersion
0.170.05
0.005
1
👆🏻
Transparency
Transparent, Translucent
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.525-1.6862.690-3.220
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.1550.280
0
0.296
👆🏻
Clarity
Transparent
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
Promotes focus and concentration
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Stability
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Centering
Grounding