1 Astrology
1.1 Origin
1.2 Color
Green, Colorless, Greenish, Yellow, Green
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
1.3 Streak
1.4 For which Rashi?
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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
2.2 Solubility
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Gelatinises in acids
2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Conchoidal, Gems
Uneven, Conchoidal, Brittle
2.6 Cleavage
(010) Distinct to good
Distinct on {110}
2.7 Mohs Hardness
1.5 Chemical Composition
NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
2 Optical Properties
2.1 Luster
Vitreous
Vitreous, Greasy
2.2 Pleochroism
Very weakWalter Schumann
None
2.3 Dispersion
2.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
2.5 Refractive Index
2.6 Optic Character
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2.7 Crystal System
2.8 Birefringence
0.019-0.021Not Available
0
0.296
2.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available
3 Benefits
3.1 Physical
3.1.1 Neurological
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3.1.2 Cardiovascular
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3.1.3 Respiratory
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3.1.4 Reproductive
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3.1.5 Digestive
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3.2 Psychology
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3.3 Healing
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3.4 Qualities Associated
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