Origin
Sri Lanka
Australia, Spain, Brazil, Germany
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Green, Blue, Colorless
Streak
White, Brownish
White
For which Rashi?
-
Virgo
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
6.86-7.032.42-2.58
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal, Splintery, ConchoidalWalter Schumann
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
[010] perfect
Mohs Hardness
6-74-5
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
AlPO4 · 2(H2O)
Luster
Adamantine, Greasy
Vitreous, Waxy
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
-
Dispersion
0.070.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
Translucent, Opaque . May be translucent when backlit on the edges.
Refractive Index
1.990-2.1051.560-1.594
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Orthorhombic
Birefringence
0.096-0.0980.031
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Focus
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Harmony