1 Astrology
1.1 Origin
Spain, China
Southern and central Africa
1.2 Color
Red, gray, Brown, pink
Yellow, Green, Blue, Violet
1.3 Streak
Scarlet, Red
Not Available
1.4 For which Rashi?
Not Available
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1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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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
Not Available
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1.9 Deities
Not Available
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1.10 Not to wear with
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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
Slightly sectile
Not Available
2.2 Solubility
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
Not Available
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Uneven, Uneven, Gemstones (2009), Brittle
Not Available
2.6 Cleavage
Prismatic {10 1 0}, perfect
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2O 3Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
NilArthur Thomas
Not Available
3.3 Dispersion
3.4 Transparency
Translucent
Transparent, Translucent
3.5 Refractive Index
2.905-3.251.758-1.780
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
Not Available0.007-0.010
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
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
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