1 Astrology
1.1 Origin
Russia
Southern and central Africa
1.2 Color
Violet, Brown, Violet, Brown
Brown, Brownish, White, Colorless, Yellow
1.3 Streak
1.4 For which Rashi?
Sagittarius, Scorpio, Sagittarius, Scorpio, Sagittarius, Scorpio
Not Available
1.5 Planet
Jupiter, Neptune
Not Available
1.6 Element of Planets
Water, Earth, Air
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
Minerva, Vac
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1.10 Not to wear with
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1.11 Powers
Healing, Love, Protection
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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
Not Available
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2.4 Specific Gravity
2.54-2.781.58-1.60
1
7.18
2.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
2.6 Cleavage
Good in three directions
{011} Imperfect
2.7 Mohs Hardness
2.8 Chemical Composition
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Pearly, Fibrous, Chatoyant
Vitreous
3.2 Pleochroism
NilArthur Thomas
Weak: yellowish brown yellowAnthony et al
3.3 Dispersion
3.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.545-1.5601.509-1.541
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
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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