Origin
Southern and central Africa
Southern and central Africa
Color
Black, Reddish, gray, Red
White, Colorless, Blue, Red, Green, Yellow, Violet, Black
Streak
Black, Brown, Reddish, Red
Colorless
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
5.00-5.303.03-3.18
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Uneven, Irregular, Conchoidal
Cleavage
None, may show partings on {0001} and {10 1 1}
{???} Indistinct
Mohs Hardness
67-7.5
2
10
👆🏻
Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Luster
-
Vitreous
Pleochroism
O = brownish red; E = yellowish red
Very strong: pale yellow colorless
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
OpaqueHerve Nicolas Lazzarelli
Transparent
Refractive Index
2.690-3.2201.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Birefringence
0.2800.014-0.032
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Self-acceptance
Healing
Physical healing
Emotional healing
Qualities Associated
Grounding
Self-Exploration