Origin
Sri Lanka
Canada, USA, Mexico, Madagascar, Australia, Finland, India, Russia
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Violet, Colorless, gray, White, Green
Streak
White, Brownish
White
For which Rashi?
-
Aquarius
Planet
-
-
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Isis
Not to wear with
-
-
Powers
-
Protection, Psychic Power
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
6.86-7.032.69-2.72
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Uneven, Conchoidal
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
Mohs Hardness
6-76-6.5
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Na,Ca)1-2Si3-2O8
Luster
Adamantine, Greasy
Vitreous, Pearly
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
-
Dispersion
0.070.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.990-2.1051.554-1.573
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Triclinic
Birefringence
0.096-0.0980.008-0.010
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Focus
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Magic