High Grade Hackmanite (Afghanistan) 5-11mm Round Beads, 7.5 Inch Designer Strand
These beads are hand cut and they can vary up to 1mm in stated size
Hackmanite is a rare, sulfur-rich variety of the mineral sodalite best known for its unique property of tenebrescence, meaning it can temporarily change color when exposed to light or ultraviolet (UV) radiation
