Droplets(2) -- Stones that have a droplet (or snail-like) shape
Construction objects(5) -- Stones that have an unnatural construction-like shape
Broken off picket
Stones with holes(3)
"Things"(3) - I have now found a total of 3 "Things" which all seem to have the same basic form. I don't know what to think of them.
Worm(1) -- I was very surprised to see this worm, or maybe root-like thing
Weird(1) -- Just a weird looking stone
Shells(3) -- Shell-like objects
Seal(1) -- Just a seal
Stones with imprint -- Well, I don't know for sure, it's hard to see...