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 / LavendersBall8mmNaturalhttp://www.firemountaingems.com/itemdetails/h209370gsH209370GSBead, purple aventurine (natural), 8mm round, B grade, Mohs hardness 7. Sold per 16-inch strand.//image1.fmgstatic.com/images/p9370gsb.jpg8.388.38As Low As $4.06 per strand