These Brownish Grey Agate stone beads were cut from a natural river rock Geodes faceted and polished leaving the edges naturally rough. Use the dime and quarter to visualize the size of the stones. These stones range from 27 - 36 mm. These Agate Freeform Strands are one of a kind. Since they are one of a kind we display the actual strand that you will receive. We are unique in that we being bead enthusiast ourselves we understand the disappointment of receiving something not as presented. This is very time consuming but we feel it is important to sell exactly what our customers are expecting.