1 Astrology
1.1 Origin
Canada, USA, Tanzania, Norway
Sri Lanka
1.2 Color
Red, Yellow, Brown, Yellow, Red, pink, Green
Red, Blue, Green, Brown, Black
1.3 Streak
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
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1.10 Not to wear with
Not Available
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1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Gemstones of the world (2001)
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8
(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak or absentWalter Schumann
Absent
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
3.5 Refractive Index
1.53-1.551.770-1.780
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.007-0.010Not Available
0
0.296
3.9 Clarity
Transparent to translucent
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available