Origin
Southern and central Africa
Southern and central Africa
Color
Black, Reddish, gray, Red
Green, Black, White, Grey, gray
Streak
Black, Brown, Reddish, Red
White
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
5.00-5.303.00
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Uneven, Splintery
Cleavage
None, may show partings on {0001} and {10 1 1}
perfect along {110}.
Mohs Hardness
65-6
2
10
👆🏻
Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Luster
-
Vitreous
Pleochroism
O = brownish red; E = yellowish red
moderate
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
OpaqueHerve Nicolas Lazzarelli
TransparentUlrich Henn and Claudio C. Milisenda
Refractive Index
2.690-3.2201.613-1.628
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
monoclinic
Birefringence
0.2800.0250-0.0270
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Grounding
Strength
Healing
Physical healing
Physical healing
Qualities Associated
Grounding
Strength