Origin
Southern and central Africa
Southern and central Africa
Color
Black, Reddish, gray, Red
Colorless, Yellow
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
5.00-5.302.59-2.60
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
-
Cleavage
None, may show partings on {0001} and {10 1 1}
{001} Perfect, {110} Distinct, {101} Distinct
Mohs Hardness
66-7
2
10
👆🏻
Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
-
Vitreous
Pleochroism
O = brownish red; E = yellowish red
none.
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
OpaqueHerve Nicolas Lazzarelli
TransparentAnthony et al
Refractive Index
2.690-3.2201.583-1.614
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
Birefringence
0.280-9999
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
TransparentAnthony et al
Physical
Neurological
-
-
Cardiovascular
Supports heart health
Promotes mental clarity
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Harmony
Healing
Physical healing
Emotional healing
Qualities Associated
Grounding
Creativity