1 Astrology
1.1 Origin
Canada, Southern and central Africa, Italy, Australia, India
Australia
1.2 Color
Violet, Brownish, Yellow, Reddish, Pale pink
Brown, Brown, Reddish, Brownish, Yellow, Brown, Reddish, Brownish, Yellow
1.3 Streak
White
Brown, Brownish, Yellow
1.4 For which Rashi?
1.5 Planet
Mercury, Jupiter
Not Available
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
1.10 Not to wear with
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1.11 Powers
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1.12 Birthstone
1.12.1 Planetary
1.12.2 Talisman
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2 Physical Properties
2.1 Tenacity
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2.2 Solubility
Not Available
HCl soluble
2.3 Durability
Not Available
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2.4 Specific Gravity
2.69-2.794.27-4.29
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).
2.6 Cleavage
Poor on {0001}
Perfect {010}
2.7 Mohs Hardness
2.8 Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
FeO(OH)Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak
VisibleArthur Thomas
3.3 Dispersion
3.4 Transparency
Translucent
Gemstones (2009)
3.5 Refractive Index
1.607-1.6122.26-2.398
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
Translucent
Gemstones (2009)
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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