the sound of two marbles hitting each other; that gentle, subtle reverberating, which if forced to repeat a many times through gravity or other force, can be heard gradually collapsing from a sharp pong into an unending, quieting series of pungs
a great many, tossed into a container; the sharp pings and the lessening pungs all beginning to fade together. the first taper off, and as more pile onto them, bounce again, more and more muted, accenting the pinging above them
