Origin
-
Southern and central Africa, Switzerland
Color
Blue, Green
Red, Brown, Green, Yellow, Blue, Colorless, Pale pink, White, Black, pink
Streak
Blue
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
Solubility
-
slightly water soluble and in hot hydrochloric acid
Durability
-
-
Specific Gravity
3.80-4.153.00-3.25
1
7.18
👆🏻
Fracture
Uneven
Subconchoidal, Uneven, ConchoidalWalter Schumann
Cleavage
perfect along [010] and [100]
Octahedral, perfect on {111}, parting on {011}
Mohs Hardness
3.5-44
2
10
👆🏻
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaF2
Luster
Silky
Vitreous
Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.752-1.8151.432-1.436
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
cubic
Birefringence
0.063-9999
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Communication
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Protection