Origin
Sri Lanka
Canada, Brazil, Madagascar, Mozambique, Russia, India, Pakistan, China, Sri Lanka, Origins: Canada, Namibia
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Green, Blue, Yellow, Colorless, pink
Streak
White, Brownish
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
insoluble
-
Durability
-
-
Specific Gravity
6.86-7.032.60-2.90
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Uneven, Conchoidal, Irregular
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
Imperfect on {0001}
Mohs Hardness
6-77.5-8
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Be3Al2Si6O18
Luster
Adamantine, Greasy
Vitreous, Resinous
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Weak to distinct
Dispersion
0.070.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Transparent to opaque
Refractive Index
1.990-2.1051.560-1.604
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Hexagonal
Birefringence
0.096-0.0980.0040-0.0070
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Focus
Communication
Healing
Emotional healing
Physical healing
Qualities Associated
Manifestation
Courage