1 Astrology
1.1 Origin
Sri Lanka
Austria, Columbia
1.2 Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Brown, Brownish, Black, Colorless, Green, gray
Not Available
1.3 Streak
White, Brownish, Brownish, White
Not Available
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Not Available
Not Available
1.9 Deities
Not Available
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1.10 Not to wear with
Not Available
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
6.86-7.032.54-2.61
1
7.18
2.5 Fracture
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
Not Available
2.6 Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Adamantine, Greasy
Not Available
3.2 Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Not Available
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
TransparentArthur Thomas, Gemstones (2009)
3.5 Refractive Index
1.990-2.1051.518-1.536
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.096-0.0980.005-0.008
0
0.296
3.9 Clarity
Transparent
TransparentArthur Thomas
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available