1 Astrology
1.1 Origin
Brazil, USA, Switzerland, Kenya, Mozambique, Russia, Nepal, India, Burma
Turkey
1.2 Color
Blue, Yellow, Colorless, White, gray, Green, Black
Colorless, White, Yellow, White, Greenish, gray, Brown, Colorless, Yellow
1.3 Streak
1.4 For which Rashi?
Aries, Libra, Taurus, Aries, Libra, Taurus, Aries, Libra, Taurus
Not Available
1.5 Planet
1.6 Element of Planets
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
1.9 Deities
Endurance, Meditation, Love
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.53-3.653.30-3.40
1
7.18
2.5 Fracture
Splintery, Brittle, Metallic
Conchoidal, Brittle, Conchoidal
2.6 Cleavage
[100] perfect [010] imperfect with 79° angle between
{010} perfect, {110} distinct, {100} in traces
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Not Available
Transparent
3.5 Refractive Index
1.71-1.741.702-1.750
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.048
0
0.296
3.9 Clarity
Color grading system
Transparent
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