Nothing. While limestone existed millions of years ago there were no people to give it a name.
A swampy forest.
its called a bobshed
It was called pangea
There were no cities millions of years ago.
Limestone is formed from the skeletal remains of minute sea creatures, laid down on the sea floor millions of years ago.
Pangea.
result of marine animal and plant remains accumulating and undergoing compaction over time. This process led to the formation of organic limestone, a sedimentary rock rich in calcium carbonate. Millions of years ago, the area might have been underwater, allowing for the accumulation of marine organisms that later contributed to the deposit.
millions and millions of years ago
it would be around 650 millions of years ago
No, it wasn't called Kansas when it was underwater millions of years ago.
yeah they are called trace fossils.your welcome
how were the salt mines formed millions of years ago.