1 Astrology
1.2 Origin
Madagascar
Tanzania, green, Tanzania, green, Tanzania
1.3 Color
1.5 Streak
1.7 For which Rashi?
Not Available
Sagittarius
1.9 Planet
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Mars, Venus
1.11 Element of Planets
1.13 How to Wear?
1.13.1 Finger
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1.14.2 Ring Metal
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1.15 Energy
1.17 Deities
1.19 Not to wear with
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1.21 Powers
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Wealth, Protection
1.23 Birthstone
1.23.1 Planetary
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1.24.2 Talisman
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2 Physical Properties
3.1 Tenacity
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3.3 Solubility
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3.5 Durability
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3.7 Specific Gravity
2.85-3.00Not Available
1
7.18
3.9 Fracture
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Not Available
3.11 Cleavage
3.13 Mohs Hardness
3.15 Chemical Composition
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
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4 Optical Properties
4.2 Luster
Vitreous, Pearly
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4.3 Pleochroism
5.3 Dispersion
5.5 Transparency
Gemmological Tables (2004) More from other references
Not Available
5.6 Refractive Index
1.578-1.639Not Available
1
3.25
5.9 Optic Character
Not Available
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5.10 Crystal System
Orthorhombic
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5.11 Birefringence
0.037-0.039Not Available
0
0.296
5.15 Clarity
Gemmological Tables (2004) More from other references
Not Available
6 Benefits
6.1 Physical
6.1.1 Neurological
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6.1.2 Cardiovascular
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6.1.3 Respiratory
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6.1.4 Reproductive
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6.1.5 Digestive
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6.2 Psychology
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6.3 Healing
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6.4 Qualities Associated
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