1 Astrology
1.1 Origin
Italy
Canada, USA, Tanzania, Norway
1.2 Color
Blue, Green
Red, Yellow, Brown, Yellow, Red, pink, Green
1.3 Streak
Blue, Green
Not Available
1.4 For which Rashi?
1.5 Planet
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
1.9 Deities
Not Available
Not Available
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
Effervesces in cold
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Splintery
Gemstones of the world (2001)
2.6 Cleavage
Perfect on {100} and {010}
001
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
Weak or absentWalter Schumann
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
1.672-1.6881.53-1.55
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.139-0.1430.007-0.010
0
0.296
3.9 Clarity
Not Available
Transparent to 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