1 Astrology
1.1 Origin
Brazil
Southern and central Africa
1.2 Color
Yellow, Brown, gray, Greenish
Colorless, Green, Yellow, White, Colorless, Green, Yellow, White
2.1 Streak
2.3 For which Rashi?
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2.5 Planet
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2.6 Element of Planets
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2.8 How to Wear?
2.8.1 Finger
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2.9.2 Ring Metal
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2.10 Energy
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2.11 Deities
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2.12 Not to wear with
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2.13 Powers
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2.14 Birthstone
2.14.1 Planetary
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2.14.2 Talisman
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3 Physical Properties
3.1 Tenacity
3.2 Solubility
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3.3 Durability
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3.4 Specific Gravity
3.83-3.893.23-3.26
1
7.18
3.8 Fracture
Uneven, Conchoidal, UnevenArthur Thomas, Brittle
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
3.9 Cleavage
Perfect on {01 1 1}
Perfect on {010} imperfect on {100}
3.10 Mohs Hardness
4.4 Chemical Composition
Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
5 Optical Properties
5.1 Luster
5.2 Pleochroism
5.3 Dispersion
5.6 Transparency
Transparent, Translucent
Transparent
5.7 Refractive Index
1.633-1.8751.635-1.671
1
3.25
5.11 Optic Character
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5.12 Crystal System
5.13 Birefringence
6.5 Clarity
7 Benefits
7.1 Physical
7.1.1 Neurological
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7.1.2 Cardiovascular
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7.1.3 Respiratory
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7.1.4 Reproductive
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7.1.5 Digestive
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7.2 Psychology
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7.3 Healing
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7.4 Qualities Associated
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