Dumortierite Large Hole 8mm Round Beads, 7.5 inch Strand
Large 2mm Holes, Big enough for most leather
Dumortierite is a rare aluminum borate silicate mineral that is found in the form of masses, small prismatic crystals, or as fibrous inclusions within Quartz. Its color is usually a dark or navy blue, but can also be found as green, brown, violet, and even light pink. This crystal was discovered in 1881 in Chaponost, France by F. Gonnard, and was named after the famous French paleontologist E. Dumortier.
Sources of Dumortierite include Austria, Brazil, Canada, France, Italy, Madagascar, Namibia, Nevada, Norway, Peru, Poland, Russia and Sri Lanka.
