1 Astrology
1.1 Origin
Let us know how we can update this page, (Click for more details), Not Available, Southern and central Africa
Southern and central Africa
1.2 Color
Red
Colorless, Greenish, Colorless, Green, gray, Yellow
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
Not Available
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
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1.8 Energy
1.9 Deities
Black Madonna, Isis
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1.10 Not to wear with
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1.11 Powers
Courage, Wealth
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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
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.63-2.653.21-3.38
1
7.18
2.5 Fracture
Not Available
Irregular/uneven, Uneven
2.6 Cleavage
Indiscernible
Perfect on {001}
2.7 Mohs Hardness
2.8 Chemical Composition
SiO2
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
StrongArthur Thomas
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.54-1.551.670-1.734
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
Not Available0.006-0.011
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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