Origin
Brazil
Mexico
Color
Black, Colorless, Green, Violet, White, Yellow, Blue, Red, pink, Brown, gray
White, gray, Brownish, Yellow, Greenish
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
Sectile
Solubility
-
Soluble
Durability
-
-
Specific Gravity
2.656.13
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{0110} Indistinct
Distinct on {001} and {110}, indistinct on {100}
Mohs Hardness
72-3
2
10
👆🏻
Chemical Composition
SiO2
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine
Pleochroism
None
Weakly pleochroic with O reddish and E greenish in thick sections.
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.544-1.5532.117-2.145
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
tetragonal
Birefringence
0.0090.027
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
-
Qualities Associated
Clarity
Transformation