Zechstein is on the one hand a bergmännischer term, which means „tough stone “- on the other hand this word reminds of „Zechstein “, on which the bills (mine buildings) for the dismantling of the Kupferschiefers lay.
The time epoch began before 257,3 millions And ended to years before 240 millions Years. In this time Northern Europe of the so-called carousing A SEa was coined/shaped. It left with its spacious raids into the today's Central European regions sieved cycles with erosiv sedimären/to marine euxinischen sediments (Werra, Stassfurt, line, everything, ear, Friesland, Fulda), from which the Kupferschiefer strengthens arising non-ferrous metal guidance due to its regionally as silver and a copper supplier between the Middle Ages and the twentieth century great economical importance possessed. The second important soil treasure, which carouse-a-pounds in was formed, the rock salt and potash salt occurrences in dismantling are today still strong.