Origin
Southern and central Africa
Southern and central Africa
Color
Red, Brown, Black
Blue, Violet, Brown, White, Greenish, pink
Streak
Brownish, Red
White
For which Rashi?
-
Leo, Sagittarius
Planet
-
Saturn
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Isis
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.85-6.153.26-3.41
1
7.18
👆🏻
Fracture
Conchoidal
Fibrous, ConchoidalWalter Schumann
Cleavage
Fair in four directions forming octahedrons
Distinct on {100}, poor on {110}; parting on {001}
Mohs Hardness
3.5-47-8.5
2
10
👆🏻
Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
AlAl6O3BSi3O18
Luster
Adamantine
Vitreous
Pleochroism
visible
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
TranslucentWalter Schumann
Translucent, Translucent to opaque
Refractive Index
2.8491.669-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
Orthorhombic
Birefringence
-99990.011-0.037
0
0.296
👆🏻
Clarity
TranslucentWalter Schumann
Translucent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Vitality
Patience
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Patience