1 Astrology
1.1 Origin
Mexico
Canada, USA, Tanzania, Norway
1.2 Color
Colorless, Blue, Violet, White, Brown, Colorless, Blue, Violet, White, rose, Brown, gray, Colorless, White, Violet, gray, Colorless, White, Violet, gray
Red, Yellow, Brown, Yellow, Red, pink, Green
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
Not Available
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
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1.8 Energy
1.9 Deities
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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
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.90-2.982.62-2.65
1
7.18
2.5 Fracture
Conchoidal, Brittle, Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Gemstones of the world (2001)
2.6 Cleavage
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.
001
2.7 Mohs Hardness
2.8 Chemical Composition
CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8
3 Optical Properties
3.1 Luster
3.2 Pleochroism
For violet varieties
Weak or absentWalter Schumann
3.3 Dispersion
3.4 Transparency
Transparent
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
1.570-1.6141.53-1.55
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.042-0.0440.007-0.010
0
0.296
3.9 Clarity
Transparent
Transparent to translucent
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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