keisteen (zn):
A hard kind of stone; a form of silica more opaque than chalcedony
flint
keisteen (zn):
A large smooth mass of rock detached from its place of origin
boulder, bowlder
Via: Ensyns.nl
keisteen (zn):
flint(sv) flinta.
cached Via: Dbnary en WikiWoordenboeken
Via: Memodata.com