Origin
Southern and central Africa
Pakistan, Tanzania
Color
Black, Reddish, gray, Red
Brown, gray, Green, Blue, rose, Red
Streak
Black, Brown, Reddish, Red
White, 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
5.00-5.303.20-3.50
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Uneven, Conchoidal, Even
Cleavage
None, may show partings on {0001} and {10 1 1}
Perfect {010} imperfect {100}
Mohs Hardness
66-7
2
10
👆🏻
Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
Ca2Al3(SiO4)3(OH)
Luster
-
Vitreous
Pleochroism
O = brownish red; E = yellowish red
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
OpaqueHerve Nicolas Lazzarelli
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
Refractive Index
2.690-3.2201.685-1.707
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
0.2800.006-0.018
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Grounding
Transformation
Healing
Physical healing
Emotional healing
Qualities Associated
Grounding
-