Origin
USA, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
USA, Mexico
Color
Colorless, Yellow, pink, Red
Green, Brown, Greenish, Black
Streak
White
Greenish, gray
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
2.90-2.983.19-3.56
1
7.18
👆🏻
Fracture
Conchoidal, ConchoidalWalter Schumann
Uneven, Conchoidal
Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
{110} Perfect, {010} Indistinct
Mohs Hardness
7.5-85.5-6
2
10
👆🏻
Chemical Composition
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous, Resinous
Pleochroism
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Pale green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.650-1.6951.671-1.774
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Birefringence
0.016-9999
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
Good
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Courage
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Activation
Grounding