Origin
Southern and central Africa
Sri Lanka
Color
Black, Reddish, gray, Red
Yellow
Streak
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
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.00-5.303.69-3.81
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
-
Cleavage
None, may show partings on {0001} and {10 1 1}
Perfect
Mohs Hardness
68.5
2
10
👆🏻
Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
BeAl 2O 4Arthur Thomas , Gemstones (2009)
Luster
-
-
Pleochroism
O = brownish red; E = yellowish red
-
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
OpaqueHerve Nicolas Lazzarelli
Transparent
Refractive Index
2.690-3.2201.739-1.770
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Trigonal
-
Birefringence
0.2800.007-0.013
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Optimism
Healing
Physical healing
Emotional healing
Qualities Associated
Grounding
Optimism