1 Astrology
1.1 Origin
USA, Mexico, Austria, India, Southern and central Africa, Australia, Argentina, Mexico, Spain, Argentina, Mexico, Spain
Kenya, Southern and central Africa
1.2 Color
Red, Brown, rose
Green, Brown, Yellow, Red
1.3 Streak
1.4 For which Rashi?
Scorpio, Leo, Scorpio, Leo, Scorpio, Leo
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1.5 Planet
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
1.9 Deities
Mary Magdalene
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1.10 Not to wear with
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1.11 Powers
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
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Uneven, Conchoidal, Conchoidal to uneven, Brittle
Gemstones (2009)
2.6 Cleavage
On {10 1 1} perfect; parting on {10 1 2}
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2.7 Mohs Hardness
2.8 Chemical Composition
MnCO3
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
3.3 Dispersion
3.4 Transparency
Transparent, Opaque, Transparent to nearly opaque
Transparent
3.5 Refractive Index
3.6 Optic Character
3.7 Crystal System
3.8 Birefringence
0.208-0.2200.012-0.033
0
0.296
2.2 Clarity
Transparent to nearly opaque
Transparent
3 Benefits
3.1 Physical
3.1.1 Neurological
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3.2.1 Cardiovascular
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3.2.2 Respiratory
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3.3.1 Reproductive
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3.3.2 Digestive
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3.4 Psychology
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3.5 Healing
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3.6 Qualities Associated
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