Parve vs Varve - What's the difference?
parve | varve |
(geology) An annual layer of sediment or sedimentary rock.
*2011 , (Chris Stringer), The Origin of Our Species , Penguin 2012, p. 37:
*:A comparable method uses varves' […] where spans of time can be measured through counting '''varves''', and also by radiocarbon dating plant or animal residues within the ' varves .