1 Astrology
1.1 Origin
Brazil, Southern and central Africa
USA
1.2 Color
White, Colorless, Greenish, gray
Red, Brown, Brown, Red, Yellow, pink
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
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1.7.2 Ring Metal
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1.8 Energy
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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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
2.98-3.103.06-3.19
1
7.18
2.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven
2.6 Cleavage
{100} Perfect, {110} Good, {011} Distinct
{010} Perfect
2.7 Mohs Hardness
2.8 Chemical Composition
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Not Available
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3.2 Pleochroism
Not Available
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Translucent
3.5 Refractive Index
1.578-1.6461.627-1.663
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Not Available
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
3.8 Birefringence
0.020-0.0300.032-0.035
0
0.296
3.9 Clarity
TransparentWalter Schumann
Translucent
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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