Origin
Canada, Brazil, Madagascar, Mozambique, Russia, India, Pakistan, China, Sri Lanka, Origins: Canada, Namibia
Sri Lanka
Color
Green, Blue, Yellow, Colorless, pink
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
Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
insoluble
Durability
-
-
Specific Gravity
2.60-2.906.86-7.03
1
7.18
👆🏻
Fracture
Uneven, Conchoidal, Irregular
Subconchoidal, Uneven, Conchoidal, Irregular
Cleavage
Imperfect on {0001}
{100} imperfect, {110} indistinct; partings on {111} or {011}
Mohs Hardness
7.5-86-7
2
10
👆🏻
Chemical Composition
Be3Al2Si6O18
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Resinous
Adamantine, Greasy
Pleochroism
Weak to distinct
Pleochroic haloes have been observed. Dichroic in yellow
Dispersion
0.010.07
0.005
1
👆🏻
Transparency
Transparent, Transparent to opaque
Transparent, Translucent
Refractive Index
1.560-1.6041.990-2.105
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
tetragonal
Birefringence
0.0040-0.00700.096-0.098
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Focus
Healing
Physical healing
Emotional healing
Qualities Associated
Courage
Manifestation