Origin
-
USA, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Color
Black, Blue, Yellow, Green
Colorless, Yellow, pink, Red
Streak
Grey, Greenish, Brown
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
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.28-3.442.90-2.98
1
7.18
👆🏻
Fracture
Uneven, Splintery
Conchoidal, ConchoidalWalter Schumann
Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Distinct on {11 2 0}, imperfect on {10 1 1}
Mohs Hardness
5.0-6.07.5-8
2
10
👆🏻
Chemical Composition
Na2Fe2+3Fe3+2Si8O22(OH)2
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Silky
Vitreous
Pleochroism
X = blue
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.680-1.6981.650-1.695
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Trigonal
Birefringence
0.005-0.0080.016
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Clear Thinking
Spiritual Activation