1 Astrology
1.1 Origin
USA, Brazyl, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Afghanistan, Australia, India, blue, green, blue, green
1.2 Color
Colorless, Yellow, pink, Red
Green, Blue, gray
1.3 Streak
1.4 For which Rashi?
Not Available
Sagittarius, Pisces, Aquarius, Sagittarius, Pisces, Aquarius, Sagittarius, Pisces, Aquarius
1.5 Planet
Not Available
Venus, Neptune
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
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Protection, Courage, Love
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
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.90-2.982.30-2.90
1
7.18
2.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
2.6 Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
Good to perfect_usually N/A
2.7 Mohs Hardness
2.8 Chemical Composition
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CuAl6(PO4)4(OH)8 • 4H2O
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Weak
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Translucent, Opaque
3.5 Refractive Index
1.650-1.6951.610-1.650
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
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