Origin
-
Brazil, Southern and central Africa, Madagascar, Widespread; best stones come from Brazil.
Color
Blue, Green
Yellow
Streak
Blue
-
For which Rashi?
-
Scorpio
Planet
-
Jupiter
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Persephone, Mercury
Not to wear with
-
-
Powers
-
Protection, Psychic Power
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.80-4.152.65
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
perfect along [010] and [100]
Indiscernible
Mohs Hardness
3.5-47
2
10
👆🏻
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO2
Luster
Silky
Vitreous
Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
Natural: weak; yellow light yellow.
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Translucent
Transparent
Refractive Index
1.752-1.8151.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.0630.009
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
-
Enhances creativity and mental clarity
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Abundance