We sell an array of tessera, a world of rocks, wearable art, and MosaicArt by KarenBaker :)
It went off!! boom! It's a little explosive bomb, metal and enamel painted, it's actually a brooch, but could be perfect in a mosaic where that effect is needed. 29mm x 19mm.
Army of caterpillars
Dotty Spotty Red Heart
Panda with bamboo