1 Astrology
1.1 Origin
1.2 Color
Blue, Yellow, Brown, gray, Reddish, Greenish
Yellow
1.3 Streak
White
Greenish, Black, Brownish
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
polyatomic nonmetal
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
Not Available
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1.9 Deities
Not Available
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1.10 Not to wear with
Not Available
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
insoluble
insoluble in water
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
Not Available5.00-5.20
1
7.18
2.5 Fracture
(e.g. graphite).
Uneven, Conchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
2.6 Cleavage
{???} Imperfect, {???} Imperfect
Indistinct on {001}; partings on {011} and {111}
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Not Available
Not Available
3.2 Pleochroism
Not Available
Not Available
3.3 Dispersion
3.4 Transparency
Not Available
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references
3.5 Refractive Index
Not AvailableNot Available
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Not Available
OpaqueHerve Nicolas Lazzarelli
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available