Deep, dusty purple shades blend with slightly grey tones. Aventurine is a form of quartz, characterized by its translucency. The presence of shimmering or glistening is termed aventurescence and comes from small inclusions if fuchsite, a mica material.
Beads>Grade B>AventurineBeadsGrade BAventurinePurples / LavendersBall4mmNaturalhttp://www.firemountaingems.com/itemdetails/h209368gsH209368GSBead, purple aventurine (natural), 4mm round, B grade, Mohs hardness 7. Sold per 15" to 16" strand.//image1.fmgstatic.com/images/p9368gsb.jpg5.995.99As Low As $2.73 per strand