1 Astrology
1.1 Origin
USA, Brazyl, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Not Available, Mexico, Germany
1.2 Color
Colorless, Yellow, pink, Red
Blue
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Not Available
Receptive, Projective
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.90-2.98Not Available
1
7.18
2.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
Not Available
2.6 Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Not Available
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
3.5 Refractive Index
1.650-1.695Not Available
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.016Not Available
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available