1 Astrology
1.1 Origin
Southern and central Africa
Brazil
1.2 Color
Green, Grey, Green, White
Yellow, Red, White, White, Colorless, Blue, Red, Green, Yellow, pink, Black, Blue, Brown
1.3 Streak
1.4 For which Rashi?
1.5 Planet
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1.6 Element of Planets
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
1.9 Deities
1.10 Not to wear with
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1.11 Powers
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Courage, Love, Healing, Protection
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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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.60-3.022.60-2.64
1
7.18
2.5 Fracture
Uneven
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
{001} Perfect
Indiscernible
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
SiO2
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Distinct: light yellow-green to light bluE
Absent
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.571-1.5971.530-1.543
1
3.25
3.6 Optic Character
3.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Trigonal
3.8 Birefringence
Not Available0.004
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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