Origin
Brazil
Southern and central Africa
Color
Black, Colorless, Green, Violet, White, Yellow, Blue, Red, pink, Brown, gray
Yellow, Blue, Black, Green, gray
Streak
White
White
For which Rashi?
Taurus, Capricorn, Sagittarius
-
Planet
Venus
-
Element of Planets
Earth, Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Nerthus
-
Not to wear with
-
-
Powers
Healing, Protection
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.653.43-3.44
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
{0110} Indistinct
None Observed
Mohs Hardness
76.5-7
2
10
👆🏻
Chemical Composition
SiO2
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
None
visible
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.544-1.5531.696-1.702
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Triclinic
Birefringence
0.0090.005
0
0.296
👆🏻
Clarity
Opaque
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
Supports reproductive health
-
Digestive
-
-
Psychology
Clarity
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Transformation