Origin
Southern and central Africa
Southern and central Africa
Color
Brown, Black, Blue
Red, Brown, Black
Streak
-
Brownish, Red
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
2.655.85-6.15
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann
Conchoidal
Cleavage
None
Fair in four directions forming octahedrons
Mohs Hardness
-99993.5-4
2
10
👆🏻
Chemical Composition
SiO 2Ulrich Henn and Claudio C.
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Adamantine
Pleochroism
Definite: brown reddish-brownWalter Schumann
visible
Dispersion
0.010.05
0.005
1
👆🏻
Transparency
Transparent, Translucent
TranslucentWalter Schumann
Refractive Index
1.544-1.5532.849
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
cubic
Birefringence
0.009-9999
0
0.296
👆🏻
Clarity
Transparent
TranslucentWalter Schumann
Physical
Neurological
Improves digestion and metabolism
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Protection
Vitality
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Vitality