Natural Andalusite Faceted Pear Drops Briolette Shape Beads Strand You will get this 4 Inches of beautiful Andalusite of Size 5mm to 6mm approx.Andalusite is a gemstone that commonly consists inclusions of carbon or clay which looks similers to needles. Gem grade andalusite is found in Andalusia, Spain. The gemstone usually shows a color play of red, yellow and green colors due to pleochroism effect.