Origin
Sri Lanka
Austria
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Brown, Green, Brownish, Black, Yellow, gray
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
6.86-7.033.25-3.50
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal, Fibrous
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
{001} perfect and {100} imperfect
Mohs Hardness
6-76-7
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Adamantine, Greasy
Vitreous, Resinous
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Strong
Dispersion
0.070.03
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.990-2.1051.729-1.768
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
monoclinic
Birefringence
0.096-0.0980.019-0.046
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Calms digestive issues
Respiratory
Poor
Good
Reproductive
-
Supports healthy digestion
Digestive
-
-
Psychology
Focus
Abundance
Healing
Emotional healing
Physical healing
Qualities Associated
Manifestation
Manifestation