1 Astrology
1.1 Origin
Southern and central Africa
USA, Southern and central Africa
1.2 Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Violet, Red, White, Reddish
1.3 Streak
1.4 For which Rashi?
Not Available
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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
2.5 Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
Brittle, Uneven
2.6 Cleavage
Not Available
{???} Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Not Available
Vitreous, Greasy
3.2 Pleochroism
AbsentWalter Schumann
Colorless yellow to pale rose reddish yellow to reddish brown.Anthony et al
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.37-1.521.647-1.667
1
3.25
3.6 Optic Character
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3.7 Crystal System
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Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
3.8 Birefringence
Not Available0.012
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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