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 0
Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red 0
Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009) 0
Good on {110}, poor on {100} 0
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references 0
Transparent, Translucent 0
Andalusite Details
The healing properties and qualities associated with the gemstones may vary with respect to different zodiac signs. In Asian countries, the art of using crystals for therapeutic uses has been documented centuries ago. In this art of crystal healing, Andalusite Benefits have been well identified and tested. However, it should be ensured that before wearing this gemstone, Andalusite information and the science related to it should be well-understood.
The belief that Andalusite is useful in healing one's physical and mental ailments, is recognized since centuries. Gemologists believe that prominent gem criteria are its radiated energies, the streak and the Talismanic properties. All these factors are highly governed by Physical Properties of Andalusite such as cleavage, fracture and specific gravity. Some prominent Andalusite details and interesting facts are provided here.
- Origin: Primarily obtained in Brazil, Brazil, brown, Burma, Burma. Discovered in Andalusia (Spain), Chemical composition: Al2SiO5, Color: strongly pleochroic, Crystal structure: orthorhombic, Density: 3.13 3.21, greasy, Hardness: 7 7.5, Lustre: vitreous, Origins: Spain, pink / yellowish green, reddish brown, Refractive index: 1.63 1.65, Spain, Sri Lanka, Sri Lanka, the andalusite stone is relatively rare, the stone is highly valued by collectors., USA, USA and with big crystals over 10 ct. especially rare. Due to its remarkable pleochroism effect.
- Color: Common colors observed are Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red.
- Chemical Formula: Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references.