1 Astrology
1.1 Origin
Not Available
Afghanistan, Southern and central Africa
1.2 Color
Yellow
Blue, Greenish, Violet
1.3 Streak
Not Available
Blue, White
1.4 For which Rashi?
Aquarius, Gemini, Sagittarius, Aquarius, Gemini, Sagittarius, Aquarius
Not Available
1.5 Planet
Venus, Mercury
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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
Receptive, Projective
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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
2.2 Solubility
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Not Available
Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
2.6 Cleavage
Not Available
Imperfect on {110}
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
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3.3 Dispersion
3.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
3.5 Refractive Index
Not Available1.500
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Not Available
Gemmological Tables (2004) More from other references
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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