Origin
Southern and central Africa
Canada, Brazil, Madagascar, Mozambique, Russia, India, Pakistan, China, Sri Lanka, Origins: Canada, Namibia
Color
Black, Reddish, gray, Red
Green, Blue, Yellow, Colorless, pink
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
Healing
Birthstone
Planetary
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
5.00-5.302.60-2.90
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Uneven, Conchoidal, Irregular
Cleavage
None, may show partings on {0001} and {10 1 1}
Imperfect on {0001}
Mohs Hardness
67.5-8
2
10
👆🏻
Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
Be3Al2Si6O18
Luster
-
Vitreous, Resinous
Pleochroism
O = brownish red; E = yellowish red
Weak to distinct
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
OpaqueHerve Nicolas Lazzarelli
Transparent, Transparent to opaque
Refractive Index
2.690-3.2201.560-1.604
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Hexagonal
Birefringence
0.2800.0040-0.0070
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Communication
Healing
Physical healing
Physical healing
Qualities Associated
Grounding
Courage