This a beautiful grade of high B blue lace agate.  The color is a rich blue, cloudy white, light blue and soft grey.  The shape is a flat wide nugget, on average the nuggets measure 13 mm long by 34 mm wide with a thickness of 6 mm.  Some of the nuggets have a geo impression in the center.  On average there are 29 beads on this 16 inch strand.