1 Astrology
1.1 Origin
1.2 Color
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Yellow
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
Not Available
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
Not Available
1.9 Deities
Not Available
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
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
Not Available
Not Available
2.2 Solubility
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
Not Available
2.6 Cleavage
[110] perfect, [101] good, [010] distinct
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SWalter Schumann , Gemstones of the world (2001)
3 Optical Properties
3.1 Luster
Vitreous, Resinous, Pearly
Not Available
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Gems
TranslucentWalter Schumann, Gemstones of the world (2001)
3.5 Refractive Index
1.518-1.5611.958-2.245
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Orthorhombic
Not Available
3.8 Birefringence
3.9 Clarity
Gems
TranslucentWalter Schumann
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