1 Astrology
1.1 Origin
1.2 Color
White, Colorless, Blue, Red, Green, Yellow, Violet, pink
Red, Brown, Brown, Red, Yellow, pink
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.90-3.143.06-3.19
1
7.18
2.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven
2.6 Cleavage
Imperfect; basal
{010} Perfect
2.7 Mohs Hardness
2.8 Chemical Composition
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Moderate dichroic
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.598-1.6201.627-1.663
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Hexagonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
3.8 Birefringence
0.008-0.0110.032-0.035
0
0.296
3.9 Clarity
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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