Andalusite Specifications
Andalusite Specifications include its chemical, physical and optical properties of natural gemstones. These are displayed through measurements of light dispersion, hardness, density or specific gravity, cleavage, fracture, tenacity, refractive index and luster. These properties vary depending on the type of natural gemstone. Here, to give you a basic insight about Andalusite, we provide you with a few prominent Andalusite facts.
The gem is commonly found 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.Chemical formula is majorly responsible in contributing the Physical Properties of Andalusite. It is mainly composed of Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references. The gem is observed to have positive results when worn by individuals of All.