Origin
USA, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Canada, Southern and central Africa
Color
Colorless, Yellow, pink, Red
Green, Yellow, Red
Streak
White
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
-
-
Durability
-
-
Specific Gravity
2.90-2.983.28-3.32
1
7.18
👆🏻
Fracture
Conchoidal, ConchoidalWalter Schumann
Uneven
Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
{101} Distinct
Mohs Hardness
7.5-86-6.5
2
10
👆🏻
Chemical Composition
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
-
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.650-1.6951.593-1.596
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Birefringence
0.0160.001
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Excellent
-
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Personal power
Healing
Emotional healing
Physical healing
Qualities Associated
Spiritual Activation
Vitality