Origin
Southern and central Africa, California
-
Color
All colors, White, Colorless, Blue, Red, Green, Yellow, pink
Blue, Green
Streak
-
Blue
For which Rashi?
Scorpio, Aries, Virgo
-
Planet
Mars
-
Element of Planets
Air
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Healing, Protection
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.58-2.913.80-4.15
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
Indiscernible
perfect along [010] and [100]
Mohs Hardness
6.5-73.5-4
2
10
👆🏻
Chemical Composition
SiO2
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Silky
Pleochroism
-
X = very pale blue; Y = pale blue; Z = deep blue
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Opaque
Translucent
Refractive Index
1.5401.752-1.815
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
-99990.063
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
Translucent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Nurturing
Communication