1 Astrology
1.2 Origin
Austria, Mexico, China
Not Available
1.4 Color
Colorless, Yellow, Brownish, Red, Violet, Blue, gray
Black, Blue, Yellow, Green
1.6 Streak
White
Grey, Greenish, Brown
1.8 For which Rashi?
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1.3 Planet
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1.5 Element of Planets
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1.8 Energy
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1.10 How to Wear?
1.11.1 Finger
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1.12.1 Ring Metal
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1.14 Deities
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1.17 Not to wear with
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1.20 Powers
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1.23 Birthstone
1.23.1 Planetary
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1.2.1 Talisman
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2 Physical Properties
3.1 Tenacity
3.5 Solubility
3.9 Durability
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4.3 Specific Gravity
2.5 Fracture
Splintery, Conchoidal, Brittle
Uneven, Splintery, Brittle
2.6 Cleavage
{001}, perfect
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
2.8 Mohs Hardness
5.8 Chemical Composition
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6 Optical Properties
6.1 Luster
6.2 Pleochroism
Visible: X = violet
X = blue
6.3 Dispersion
7.13 Transparency
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7.14 Refractive Index
10.11 Optic Character
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10.12 Crystal System
10.13 Birefringence
10.19 Clarity
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11 Benefits
11.1 Physical
11.1.1 Neurological
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11.1.2 Cardiovascular
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11.1.3 Respiratory
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11.1.4 Reproductive
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11.1.5 Digestive
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11.2 Psychology
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11.3 Healing
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11.4 Qualities Associated
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