1 Astrology
1.1 Origin
Australia, Spain, Brazil, Germany, Australia, Spain, Brazil, Germany, Australia, Spain, Brazil
Not Available
1.2 Color
Green, Blue, Colorless
Yellow, Black
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Not Available
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1.6 Element of Planets
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
Past Life Recall
Not Available
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
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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
2.5 Fracture
Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
ConchoidalGemdat.org, Uneven
2.6 Cleavage
[010] perfect
{111} Indistinct, {111} Indistinct, {111} Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
AlPO4 · 2(H2O)
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
MissingWalter Schumann
Not Available
3.3 Dispersion
3.4 Transparency
Translucent, Opaque . May be translucent when backlit on the edges.
Translucent
3.5 Refractive Index
1.560-1.5941.80-1.83
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
3.8 Birefringence
0.031Not Available
0
0.296
3.9 Clarity
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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