Origin
Southern and central Africa
Southern and central Africa, Switzerland
Color
Red, Brown, Black
Red, Brown, Green, Yellow, Blue, Colorless, Pale pink, White, Black, pink
Streak
Brownish, Red
White
For which Rashi?
-
Scorpio, Aquarius, Pisces
Planet
-
Neptune
Element of Planets
-
Water, Air
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
slightly water soluble and in hot hydrochloric acid
Durability
-
-
Specific Gravity
5.85-6.153.00-3.25
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Uneven, ConchoidalWalter Schumann
Cleavage
Fair in four directions forming octahedrons
Octahedral, perfect on {111}, parting on {011}
Mohs Hardness
3.5-44
2
10
👆🏻
Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaF2
Luster
Adamantine
Vitreous
Pleochroism
visible
-
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
TranslucentWalter Schumann
Transparent, Translucent, Transparent to translucent
Refractive Index
2.8491.432-1.436
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
cubic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TranslucentWalter Schumann
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Vitality
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Protection