Origin
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
USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
Color
Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red
Blue, Green, Brownish, Greenish, Colorless, gray
For which Rashi?
All
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Planet
Venus
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Element of Planets
Not Available
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Finger
Not Available
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Ring Metal
Not Available
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Energy
Projective, Receptive
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Deities
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Not to wear with
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Powers
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Planetary
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Talisman
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Tenacity
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Tough
Solubility
Not Available
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Durability
Not Available
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Specific Gravity
3.05-3.21
3.20-3.26
Fracture
Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009)
Splintery
Cleavage
Good on {110}, poor on {100}
{010} perfect
Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Greasy
Vitreous, Subadamantine, Silky
Pleochroism
strongly trichroic
Colourless to pale brown to yellow
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.627-1.650
1.653-1.685
Optic Character
Not Available
Not Available
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.009-0.010
0.020-0.022
Clarity
Transparent
Transparent
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
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Healing
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Qualities Associated
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Andalusite Vs Sillimanite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Andalusite Vs Sillimanite specifications, it helps you to decide which gemstone suits your zodiac sign. Besides, the extent to which a gemstone benefits you can be understood after comparing Andalusite and Sillimanite Astrology. Its highly necessary to have a basic knowledge of facts about Andalusite and Sillimanite, before you finalize to buy one.
Andalusite is known to regulate the influence of Venus planet.Andalusite, that occurs commonly in Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red color, possesses Projective and Receptive energy.Sillimanite, the unique gem is known to regulate the influence of Not Available planet.