󠁧󠁢󠁥󠁮󠁧󠁿🧱🐚

#ampthill clay #england geology #UK Geology #jurassic clay #fossiliferous clay #ammonite fossil

🇬🇧󠁧🪨🖤

#whin sill #great whin sill #geology uk #england geology #dark rock uk #hard stone