1 Astrology
1.1 Origin
USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
1.2 Color
Blue, Green, Brownish, Greenish, Colorless, gray
1.3 Streak
White
1.4 For which Rashi?
Not Available
1.5 Planet
Not Available
1.6 Element of Planets
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
1.7.2 Ring Metal
Not Available
1.8 Energy
Not Available
1.9 Deities
Not Available
1.10 Not to wear with
Not Available
1.11 Powers
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
1.12.2 Talisman
Not Available
2 Physical Properties
2.1 Tenacity
Tough
2.2 Solubility
Not Available
2.3 Durability
Not Available
2.4 Specific Gravity
3.20-3.26
Check 3.20-3.26 Range Gemstones!
1
7.18
2.5 Fracture
Splintery
2.6 Cleavage
{010} perfect
2.7 Mohs Hardness
6-7.5
Check 6-7.5 Range Gemstones!
2
10
2.8 Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Vitreous, Subadamantine, Silky
3.2 Pleochroism
Colourless to pale brown to yellow
3.3 Dispersion
Not Available
Rank: N/A (Overall) ▶
0.007
1
3.4 Transparency
Transparent, Translucent
3.5 Refractive Index
1.653-1.685
Check 1.653-1.685 Range Gemstones!
1
3.25
3.6 Optic Character
Not Available
3.7 Crystal System
Orthorhombic
3.8 Birefringence
0.020-0.022
Check 0.020-0.022 Range Gemstones!
0
0.296
3.9 Clarity
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
4.1.2 Cardiovascular
Not Available
4.1.3 Respiratory
Not Available
4.1.4 Reproductive
Not Available
4.1.5 Digestive
Not Available
4.2 Psychology
Not Available
4.3 Healing
Not Available
4.4 Qualities Associated
Not Available