1 Astrology
1.1 Origin
Afghanistan, China, Madagascar, Southern and central Africa, Pakistan, Sri Lanka, USA
Southern and central Africa
1.2 Color
Red, Reddish, orange, Brown
Colorless, Greenish, Colorless, Green, gray, Yellow
1.3 Streak
1.4 For which Rashi?
Not Available
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1.5 Planet
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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
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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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
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2.3 Durability
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2.4 Specific Gravity
4.12-4.183.21-3.38
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Conchoidal, Brittle
Irregular/uneven, Uneven
2.6 Cleavage
{???} Distinct
Perfect on {001}
2.7 Mohs Hardness
2.8 Chemical Composition
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
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
Gemmological Tables (2004) More from other references
Transparent
3.5 Refractive Index
1.789-1.8201.670-1.734
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
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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