1 Astrology
1.1 Origin
Southern and central Africa
Canada, USA, Tanzania, Norway
1.2 Color
Brown, Colorless, Green
Red, Yellow, Brown, Yellow, Red, pink, Green
1.3 Streak
Not Available
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
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.14-3.252.62-2.65
1
7.18
2.5 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Gemstones of the world (2001)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009)
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8
3 Optical Properties
3.1 Luster
3.2 Pleochroism
DistinctArthur Thomas
Weak or absentWalter Schumann
3.3 Dispersion
3.4 Transparency
Transparent
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
1.658-1.6781.53-1.55
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.007-0.010
0
0.296
3.9 Clarity
Transparent
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