Origin
Southern and central Africa
Southern and central Africa, Vietnam
Color
Red, Brown, Black
Green, Black, Brown
Streak
Brownish, Red
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.85-6.153.04-3.26
1
7.18
👆🏻
Fracture
Conchoidal
Splintery, Uneven
Cleavage
Fair in four directions forming octahedrons
{110} perfect
Mohs Hardness
3.5-45-6
2
10
👆🏻
Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Adamantine
Vitreous
Pleochroism
visible
-
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
TranslucentWalter Schumann
Transparent
Refractive Index
2.8491.613-1.663
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
monoclinic
Birefringence
-99990.020
0
0.296
👆🏻
Clarity
TranslucentWalter Schumann
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
Excellent
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Vitality
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Healing