1 Astrology
1.1 Origin
Russia
Southern and central Africa
1.2 Color
Violet, Brown, Violet, Brown
Yellow, Brown, Black, Black
1.3 Streak
1.4 For which Rashi?
Sagittarius, Scorpio, Sagittarius, Scorpio, Sagittarius, Scorpio
Not Available
1.5 Planet
Jupiter, Neptune
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1.6 Element of Planets
Water, Earth, Air
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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
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
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2.4 Specific Gravity
1.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
Good in three directions
{010} moderate, {100} imperfect
1.7 Mohs Hardness
1.8 Chemical Composition
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
2 Optical Properties
2.1 Luster
Pearly, Fibrous, Chatoyant
Vitreous, Resinous
2.2 Pleochroism
2.3 Dispersion
2.4 Transparency
Translucent
TransparentAnthony et al, Handbook of mineralogy (2001)
2.5 Refractive Index
1.545-1.5601.827-1.879
1
3.25
2.6 Optic Character
Not Available
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2.7 Crystal System
2.8 Birefringence
2.9 Clarity
Translucent
TransparentAnthony et al
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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