1 Astrology
1.1 Origin
Afghanistan, Southern and central Africa, California
Southern and central Africa
1.2 Color
Violet, Colorless, gray, White
Yellow, Brown, Black, Black
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Jupiter, Neptune
Not Available
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
1.10 Not to wear with
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1.11 Powers
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
2.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
2.6 Cleavage
{001} perfect
{010} moderate, {100} imperfect
2.7 Mohs Hardness
2.8 Chemical Composition
Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous, Resinous
3.2 Pleochroism
X = almost colorless; Y = Z = pink
Faint
3.3 Dispersion
3.4 Transparency
Transparent
TransparentAnthony et al, Handbook of mineralogy (2001)
3.5 Refractive Index
1.525-1.5871.827-1.879
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.0290-0.03800.042-0.051
0
0.296
3.9 Clarity
Transparent
TransparentAnthony et al
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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