Origin
Mexico
Southern and central Africa
Color
Blue, Black
Black, Reddish, gray, Red
Streak
Grey, Black, gray
Black, Brown, Reddish, Red
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
Flexible
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
4.6-4.765.00-5.30
1
7.18
👆🏻
Fracture
-
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Perfect on {0001}
None, may show partings on {0001} and {10 1 1}
Mohs Hardness
-99996
2
10
👆🏻
Chemical Composition
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Fe 2O 3Arthur Thomas , Gemstones (2009)
Luster
Resinous
-
Pleochroism
Marked
O = brownish red; E = yellowish red
Dispersion
0.080.05
0.005
1
👆🏻
Transparency
OpaqueAnthony et al
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.45-2.622.690-3.220
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Trigonal
Birefringence
-99990.280
0
0.296
👆🏻
Clarity
OpaqueAnthony et al
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Manifestation
Grounding