1 Astrology
1.1 Origin
Not Available, Southern and central Africa
Brazil
1.2 Color
Brown, White, Greenish, gray, Green, Brown, Brownish, White, Greenish, gray, Green, Brown, Brownish
Not Available
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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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
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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
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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
2.9-3.5Not Available
1
7.18
2.5 Fracture
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle
Not Available
2.6 Cleavage
{110} Perfect, {???} Distinct, {???} Distinct
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Not Available
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Not Available
3.2 Pleochroism
When Fe-rich
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3.3 Dispersion
3.4 Transparency
Transparent
Not Available
3.5 Refractive Index
1.603-1.690Not Available
1
3.25
3.6 Optic Character
3.7 Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Not Available
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Transparent
Not Available
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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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
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4.2 Psychology
Not Available
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4.3 Healing
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4.4 Qualities Associated
Not Available
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