Pebbles.
rock
scree
conemonetonebonephone
Scree Gravel
Another word for a small valley is a dell.
Chestnuts need small stones to get rid of the germs as the small stones are not normal stones.
One way to separate small stones from dirt is to use a sieve or mesh screen. Pour the mixture of dirt and stones onto the sieve and shake it gently so that the dirt falls through the holes while the stones are left on top. Another method is to handpick the stones out of the dirt.
A Gherkin is another name for a small pickled cucumber.
Coronet is another name for a small crown.Tiara is also another word for a small crown.
small
another word is plantation(depends on what you are looking for)
small copy = miniature