Showing you what I would NOT do. Too busy. I would not use 3 different materials. And, the tile looks similar to the sample you have but they did not install with an offset. Therefore, it makes the pattern even more busy. The offset would make it look mor
"This pebble mosaic in Swanage, Dorset was made by Maggy Howarth, and is in The Square, outside the Heritage Centre (which was itself once a fish market, and has a Victorian tile mosaic floor)." Gorgeous!