Zeehstein, a deposit of calcareous rock which covers the Kupfer-schiefer. It is the equivalent in Thuringia of the fossiliferous limestones of Permian age of the north of England. See PERMIAN SYSTEM.
Zeehstein
Chambers's Encyclopaedia, Volume 10: Swastika to Zyrianovsk and Index, p. 793
Source scan(s): p. 0822