French-English translations for caillou

pebbleMr Kristensen’s contribution is scarcely more than a tiny pebble in a landslide of such similar instruments, but it illustrates well enough what is going on. La contribution de M. Kristensen n’est guère plus qu’un minuscule caillou dans une avalanche d’instruments similaires, mais elle illustre assez bien ce qui se trame. Brazilian pebbleto pebble the ice between games
gravel

rock
us
The face of the cliff is solid rockThe ship crashed on the rocksSome fool has thrown a rock through my window
stone
us
a peach stonekidney stoneShe got stoned to death after they found her.