Origin
Southern and central Africa
Southern and central Africa
Color
Red, Brown, Black
Black, Reddish, gray, Red
Streak
Brownish, Red
Black, Brown, Reddish, Red
For which Rashi?
-
Aries, Aquarius
Planet
-
Saturn
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Mars
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
5.85-6.155.00-5.30
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Fair in four directions forming octahedrons
None, may show partings on {0001} and {10 1 1}
Mohs Hardness
3.5-46
2
10
👆🏻
Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe 2O 3Arthur Thomas , Gemstones (2009)
Luster
Adamantine
-
Pleochroism
visible
O = brownish red; E = yellowish red
Dispersion
0.050.05
0.005
1
👆🏻
Transparency
TranslucentWalter Schumann
OpaqueHerve Nicolas Lazzarelli
Refractive Index
2.8492.690-3.220
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
Trigonal
Birefringence
-99990.280
0
0.296
👆🏻
Clarity
TranslucentWalter Schumann
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
-
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Vitality
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Vitality
Grounding