Origin
Southern and central Africa
Linares, Jaén, Andalusia, Spain
Color
White, Violet, Blue, Yellow, Brownish, Colorless, Greenish
Blue
Streak
Colorless
Blue
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
2.785.35
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
{???} Distinct, {???} Indistinct
Perfect on {100}, imperfect on {001}
Mohs Hardness
5-62.5
2
10
👆🏻
Chemical Composition
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Resinous
Sub-Adamantine, Vitreous
Pleochroism
-
X = pale blue; Y = blue; Z = Prussian blue
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.556-1.6001.809-1.859
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
0.024-0.0370.050
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Optimism
Self-Expression
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Communication