Origin
-
Southern and central Africa
Color
Blue, Green
White, Violet, Blue, Yellow, Brownish, Colorless, Greenish
Streak
Blue
Colorless
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.80-4.152.78
1
7.18
👆🏻
Fracture
Uneven
Uneven, Conchoidal
Cleavage
perfect along [010] and [100]
{???} Distinct, {???} Indistinct
Mohs Hardness
3.5-45-6
2
10
👆🏻
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
Luster
Silky
Vitreous, Resinous
Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.752-1.8151.556-1.600
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
-
Birefringence
0.0630.024-0.037
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Optimism
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Transformation