1 Astrology
1.1 Origin
1.2 Color
Green, Grey, Blue, Yellow, Colorless, Violet, Red
Colorless, White, gray, Brownish, Greenish
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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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
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
Not Available2.78-2.88
1
7.18
2.5 Fracture
Sub-Conchoidal, Splintery
Micaceous, Brittle
2.6 Cleavage
{201} Imperfect, {100} Poor, {001} Poor
Perfect on the {001}
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
Sub-Adamantine, Vitreous, Resinous
Vitreous, Silky, Pearly
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Not Available
Transparent
3.5 Refractive Index
Not Available1.552-1.618
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Not Available
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
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
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