1 Astrology
1.1 Origin
Afghanistan, China, Madagascar, Southern and central Africa, Pakistan, Sri Lanka, USA
Not Available, Southern and central Africa
1.2 Color
Red, Reddish, orange, Brown
Blue, Brown, Colorless, Yellow, Blue, Brown, Colorless, Yellow
1.3 Streak
1.4 For which Rashi?
Not Available
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1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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1.9 Deities
Not Available
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1.10 Not to wear with
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
ConchoidalArthur Thomas, Conchoidal, Brittle
Brittle, Metallic, Brittle, Metallic
2.6 Cleavage
{???} Distinct
{110} Perfect, {010} Perfect
2.7 Mohs Hardness
2.8 Chemical Composition
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
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3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
TransparentUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
3.5 Refractive Index
1.789-1.8201.590-1.629
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Isometric
Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)
3.8 Birefringence
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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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
Not Available
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