RARE Sugilite (South Africa) BIG 6-14mm Graduated Rondell Bead Strand (18 Inch Strand)The largest center rondelle bead measures 14x8mm, and the smallest 8x6mmThese are incredible quality Sugilite for the price. If you would like to select your strand, email or message me.Sugilite is a rare mineral mined in South Africa. Sugilite is becoming very hard to find and almost unaffordable. I am fortunate to still have a little bit to bring you at a reasonable price. This Sugilite is good quality and has a lot of shades of purple color.