Origin
-
Australia, Spain, Brazil, Germany
Color
Blue, Green
Green, Blue, Colorless
Streak
Blue
White
For which Rashi?
-
Virgo
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.80-4.152.42-2.58
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, Splintery, ConchoidalWalter Schumann
Cleavage
perfect along [010] and [100]
[010] perfect
Mohs Hardness
3.5-44-5
2
10
👆🏻
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
AlPO4 · 2(H2O)
Luster
Silky
Vitreous, Waxy
Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Translucent
Translucent, Opaque . May be translucent when backlit on the edges.
Refractive Index
1.752-1.8151.560-1.594
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.0630.031
0
0.296
👆🏻
Clarity
Translucent
Translucent
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Harmony