1 Astrology
1.1 Origin
India
Southern and central Africa, Sri Lanka, blue, India, brown, green, Orange, Sri Lanka, blue, India, brown, green, Orange
1.2 Color
Colorless, White, gray, Brownish, Greenish
White, Green, Brownish
1.3 Streak
1.4 For which Rashi?
Not Available
Cancer, Libra, Scorpio, Cancer, Libra, Scorpio, Cancer, Libra, Scorpio
1.5 Planet
1.6 Element of Planets
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
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
1.12 Birthstone
1.12.1 Planetary
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.78-2.882.56-2.60
1
7.18
2.5 Fracture
Micaceous, Brittle
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
Perfect on the {001}
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
2.7 Mohs Hardness
2.8 Chemical Composition
KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Plagioclase Feldspar s: (Na,Ca)Al1-2Si3-2O8 Orthoclase Feldspar : KAlSi3O8
3 Optical Properties
3.1 Luster
Vitreous, Silky, Pearly
Pearly
3.2 Pleochroism
Weak
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Transparent
Transparent, Transparent to translucent
3.5 Refractive Index
1.552-1.6181.518-1.527
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.006-0.007
0
0.296
3.9 Clarity
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
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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