1 Astrology
1.1 Origin
Southern and central Africa
Spain, China
1.2 Color
Colorless, Green, Yellow, White, Colorless, Green, Yellow, White
Red, gray, Brown, pink
1.3 Streak
1.4 For which Rashi?
Not Available
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1.5 Planet
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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1.8 Energy
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
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2 Physical Properties
2.1 Tenacity
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Slightly sectile
2.2 Solubility
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1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Uneven, Uneven, Gemstones (2009), Brittle
2.6 Cleavage
Perfect on {010} imperfect on {100}
Prismatic {10 1 0}, perfect
2.7 Mohs Hardness
2.8 Chemical Composition
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
colorless.
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.635-1.6712.905-3.25
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.033-0.042Not Available
0
0.296
3.9 Clarity
4 Benefits
4.1 Physical
4.1.1 Neurological
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
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4.1.5 Digestive
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
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