Origin
USA, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Sri Lanka
Color
Colorless, Yellow, pink, Red
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Streak
White
White, Brownish
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
Brittle
Solubility
-
insoluble
Durability
-
-
Specific Gravity
2.90-2.986.86-7.03
1
7.18
👆🏻
Fracture
Conchoidal, ConchoidalWalter Schumann
Subconchoidal, Uneven, Conchoidal, Irregular
Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
{100} imperfect, {110} indistinct; partings on {111} or {011}
Mohs Hardness
7.5-86-7
2
10
👆🏻
Chemical Composition
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine, Greasy
Pleochroism
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Pleochroic haloes have been observed. Dichroic in yellow
Dispersion
0.020.07
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.650-1.6951.990-2.105
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
tetragonal
Birefringence
0.0160.096-0.098
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Excellent
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Activation
Manifestation