1 Astrology
1.1 Origin
Brazil, Mozambique
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1.2 Color
1.3 Streak
Not Available
Not Available
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
Not Available
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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
Not Available
Black Madonna, Isis
1.10 Not to wear with
Not Available
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1.11 Powers
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Courage, Wealth
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
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
Not Available2.63-2.65
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009)
Not Available
2.6 Cleavage
Not Available
Indiscernible
2.7 Mohs Hardness
2.8 Chemical Composition
MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
SiO2
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Sometimes strongArthur Thomas
Not Available
3.3 Dispersion
3.4 Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Opaque
3.5 Refractive Index
2.19-2.341.54-1.55
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.015Not Available
0
0.296
3.9 Clarity
TransparentWalter Schumann
Opaque
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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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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