Which group of early american writers was also known as separatists

The Puritans were known as separatists.

 ... This was the group known as the Pilgrims, who landed by mistake at Plymouth in New England. ... England but also by political and religious developments in Old England.

I’m just thinking something from the top of my head so it may not be much so if weathering didn’t exist, there wouldn’t be anything to break up earth’s crust naturally. so by assumptions, the rocks on earth would be larger than they actually are since there’s nothing to break them up into smaller parts.overall, i’m not really sure, but all i know is that it’ll mess up the rock cycle that we have now.hoped this .