BRA-OEILFA-01 Origin: South Africa Grade: AA Dimensions: Approximately 17-18cm - Fits all wrists from 16 to 18cm Weight: Approximately 7g Origin: South Africa Grade: AA = very high Elastic bracelet made of 3-4mm hawk's eye beads Patterns and colors may vary from one bracelet to another This stone is a variety of microcrystalline quartz. These crocidolite inclusions give this stone characteristic iridescence. They are also referred to as asbestiform inclusions, meaning "belonging to the amphibole and serpentine groups, exhibiting a typical fibrous character." Hawk's eye is primarily composed of silicon dioxide.