F4L1Y4S1C3H4
17 points
FLYSCH is validvalid
a sandstone deposit [n FLYSCHES]
(German) a great Alpine mass of Cretaceous and Lower Tertiary sandstone with shales [n -ES]
a sandstone deposit [n FLYSCHES]
(German) a great Alpine mass of Cretaceous and Lower Tertiary sandstone with shales [n -ES]