Origin
Brazil, Kenya, Madagascar, Mozambique, Sri Lanka
-
Color
Red
Blue, Green
Streak
-
Blue
For which Rashi?
Taurus
-
Planet
Mars
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Venus
-
Not to wear with
-
-
Powers
Love
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.843.80-4.15
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
none, may show indistinct parting
perfect along [010] and [100]
Mohs Hardness
7-7.53.5-4
2
10
👆🏻
Chemical Composition
(Mg,Fe)3Al2Si3O12
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Greasy, Vitreous
Silky
Pleochroism
None
X = very pale blue; Y = pale blue; Z = deep blue
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.7601.752-1.815
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
Orthorhombic
Birefringence
0.010-0.0140.063
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Inspiration
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Inspiration
Communication