Origin
Sri Lanka
Canada
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Yellow, Brown, Red, White, Green, Reddish, Black
Streak
White, Brownish
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
6.86-7.033.89-4.18
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal, Uneven
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
{0001}, {11 2 0} imperfect
Mohs Hardness
6-75.5
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Adamantine, Greasy
Vitreous, Resinous
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
-
Dispersion
0.070.17
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.990-2.1051.687-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Trigonal
Birefringence
0.096-0.0980.028-0.030
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
-
Respiratory
Poor
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Focus
Optimism
Healing
Emotional healing
-
Qualities Associated
Manifestation
Transformation