Origin
Southern and central Africa
-
Color
Black, Reddish, gray, Red
Black, Blue, Yellow, Green
Streak
Black, Brown, Reddish, Red
Grey, Greenish, Brown
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
5.00-5.303.28-3.44
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Uneven, Splintery
Cleavage
None, may show partings on {0001} and {10 1 1}
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Mohs Hardness
65.0-6.0
2
10
👆🏻
Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
Na2Fe2+3Fe3+2Si8O22(OH)2
Luster
-
Vitreous, Silky
Pleochroism
O = brownish red; E = yellowish red
X = blue
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
OpaqueHerve Nicolas Lazzarelli
-
Refractive Index
2.690-3.2201.680-1.698
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
monoclinic
Birefringence
0.2800.005-0.008
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
-
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Empowerment
Healing
Physical healing
Emotional healing
Qualities Associated
Grounding
Clear Thinking