Origin
Brazil
Sri Lanka
Color
Black, Colorless, Green, Violet, White, Yellow, Blue, Red, pink, Brown, gray
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Streak
White
White, Brownish
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
Brittle
Solubility
-
insoluble
Durability
-
-
Specific Gravity
2.656.86-7.03
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Uneven, Conchoidal, Irregular
Cleavage
{0110} Indistinct
{100} imperfect, {110} indistinct; partings on {111} or {011}
Mohs Hardness
76-7
2
10
👆🏻
Chemical Composition
SiO2
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine, Greasy
Pleochroism
None
Pleochroic haloes have been observed. Dichroic in yellow
Dispersion
0.010.07
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
Refractive Index
1.544-1.5531.990-2.105
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
tetragonal
Birefringence
0.0090.096-0.098
0
0.296
👆🏻
Clarity
Opaque
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Poor
Reproductive
Supports reproductive health
-
Digestive
-
-
Psychology
Clarity
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Manifestation