Origin
-
Brazil, Southern and central Africa
Color
Blue, Green
Blue, Green, Black
Streak
Blue
White
For which Rashi?
-
Gemini, Sagittarius
Planet
-
Jupiter
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.80-4.153.04-3.17
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
perfect along [010] and [100]
{001} Indistinct, {???} Indistinct
Mohs Hardness
3.5-45.5
2
10
👆🏻
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Luster
Silky
-
Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.752-1.8151.604-1.646
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.0630.031-0.036
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
-
Balances digestive system and reduces bloating
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Communication
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Psychic Abilities