Origin
Sri Lanka
USA, Southern and central Africa
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Yellow, Brown, Reddish, Greenish, Green, gray
Streak
White, Brownish
Yellow
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
6.86-7.035.5
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
{111} Indistinct, {111} Indistinct, {111} Indistinct
Mohs Hardness
6-75-5.5
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Adamantine, Greasy
Vitreous
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
-
Dispersion
0.070.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Translucent
Refractive Index
1.990-2.1051.993-2.02
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
-
Birefringence
0.096-0.098-9999
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
-
Reproductive
-
-
Digestive
-
-
Psychology
Focus
Confidence
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Vitality