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
Color
Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red
White, Brown, pink
For which Rashi?
All
Not Available
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
Not Available
Brittle
Solubility
Not Available
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Durability
Not Available
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Specific Gravity
3.05-3.21
3.396-3.443
Fracture
Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009)
Brittle, Metallic
Cleavage
Good on {110}, poor on {100}
[001] good, [100] and [110] fair
Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous, Greasy
Vitreous, Resinous, Greasy
Pleochroism
strongly trichroic
Not Available
Transparency
Transparent, Translucent
Handbook of mineralogy (2001)
Refractive Index
1.627-1.650
1.672
Optic Character
Not Available
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Crystal System
Orthorhombic
tetragonal
Birefringence
0.009-0.010
Not Available
Clarity
Transparent
Handbook of mineralogy (2001)
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 Hardystonite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Andalusite Vs Hardystonite 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 Hardystonite Astrology. Its highly necessary to have a basic knowledge of facts about Andalusite and Hardystonite, 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.Hardystonite, the unique gem is known to regulate the influence of Not Available planet.