1 Astrology
1.1 Origin
Southern and central Africa
Southern and central Africa
1.2 Color
Violet, Blue, Yellow, Brown, White, Colorless
Brown, Colorless, Green
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
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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
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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
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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, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Al 2SiO 5Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
Vitreous, Resinous
Not Available
3.2 Pleochroism
Weak to strong if coloreD
DistinctArthur Thomas
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.631-1.6501.658-1.678
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
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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