1 Astrology
1.1 Origin
Italy, China
USA, Southern and central Africa, green, blue, China, India, USA, Italy, green, blue, China, India, USA, Italy
1.2 Color
Colorless, White, Blue, gray
White, Yellow
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
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
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
White, Yellow, Pale blue, Brittle, Uneven
Uneven, Uneven, Gemstones of the world (2001) More from other references
2.6 Cleavage
Perfect on {100} and {010}, imperfect on {101}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Greasy
Vitreous, Greasy, Silky
3.2 Pleochroism
Weak
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Not Available
Translucent
3.5 Refractive Index
1.672-1.6761.560-1.571
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.019-0.0210.008-0.014
0
0.296
3.9 Clarity
Not Available
Translucent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available