1 Astrology
1.1 Origin
Southern and central Africa, Sixth Edition (2006), California
Mexico
1.2 Color
All colors, White, Colorless, Blue, Red, Green, Yellow, pink
Colorless, Blue, Violet, White, Brown, rose, gray
1.3 Streak
1.4 For which Rashi?
Scorpio, Aries, Virgo
Not Available
1.5 Planet
1.6 Element of Planets
1.7 Energy
1.8 How to Wear?
1.8.1 Finger
Not Available
Not Available
1.8.2 Ring Metal
Not Available
Not Available
1.9 Deities
Not Available
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1.10 Not to wear with
Not Available
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1.11 Powers
Healing, Protection
Not Available
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
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.58-2.912.90-2.98
1
7.18
2.5 Fracture
Conchoidal, Gemstones of the world (2001)
Conchoidal, Brittle, UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
Indiscernible
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.
2.7 Mohs Hardness
2.8 Chemical Composition
SiO2
CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
For violet varieties
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.042-0.044
0
0.296
3.9 Clarity
OpaqueHerve Nicolas Lazzarelli
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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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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