1 Astrology
1.1 Origin
Austria, India, green
Spain, Brazil, USA, Sri Lanka, Burma, Color: strongly pleochroic, reddish brown, pink / yellowish green, Hardness: 7 7.5, Refractive index: 1.63 1.65, Density: 3.13 3.21, Chemical composition: Al2SiO5, Crystal structure: orthorhombic, Lustre: vitreous, greasy, Origins: Spain, Brazil, USA, Sri Lanka, Burma. Discovered in Andalusia (Spain), the andalusite stone is relatively rare, with big crystals over 10 ct. especially rare. Due to its remarkable pleochroism effect, the stone is highly valued by collectors., brown
1.2 Color
White
Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red
1.3 Streak
1.4 For which Rashi?
1.5 Planet
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
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1.8 Energy
Projective
Projective, Receptive
1.9 Deities
1.10 Not to wear with
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1.11 Powers
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
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2.3 Durability
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2.4 Specific Gravity
2.64-2.693.05-3.21
1
7.18
2.5 Fracture
Conchoidal
Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
Indiscernible
Good on {110}, poor on {100}
2.7 Mohs Hardness
2.8 Chemical Composition
SiO2
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Greasy
3.2 Pleochroism
AbsentWalter Schumann
strongly trichroic
3.3 Dispersion
3.4 Transparency
Translucent, Opaque . May be translucent when backlit on the edges.
Transparent, Translucent
3.5 Refractive Index
1.544-1.5531.627-1.650
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.007-0.0100.009-0.010
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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