Origin
Southern and central Africa
Burma, Sri Lanka, Thailand, Cambodia, Vietnam, Madagascar, Tanzania, Kenya
Color
Black, Reddish, gray, Red
Red, pink
Streak
Black, Brown, Reddish, Red
White
For which Rashi?
Aries, Aquarius
Leo, Scorpio, Cancer, Sagittarius
Planet
Saturn
Mars
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
Ring Finger
Ring Metal
-
Gold, Copper
Deities
Mars
Buddha, Krishna
Not to wear with
-
Ruby, Blue Sapphire, Diamond, Gomed
Powers
Healing
Joy
Birthstone
Planetary
-
Talisman
-
Pisces
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
5.00-5.303.97-4.05
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Conchoidal
Cleavage
None, may show partings on {0001} and {10 1 1}
No true cleavage
Mohs Hardness
69
2
10
👆🏻
Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
Al 2 O 3
Luster
-
Vitreous, Adamantine
Pleochroism
O = brownish red; E = yellowish red
Strong: purplish-red
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
OpaqueHerve Nicolas Lazzarelli
Transparent, Translucent, Transparent to opaque
Refractive Index
2.690-3.2201.762-1.778
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Trigonal
Birefringence
0.2800.008
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
Transparent
Physical
Neurological
-
Stimulates mental concentration and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Psychology
Grounding
Passion
Healing
Physical healing
Emotional healing
Qualities Associated
Grounding
Energy