Zechstein


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Zech´stein`


n.1.(Geol.) The upper division of the Permian (Dyas) of Europe. The prevailing rock is a magnesian limestone.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
This style is like copper mineralization associated with Zechstein Basin in Poland and Central African Copper Belt.
The well encountered 285m (935ft) of Permian Zechstein Group carbonates, partially tight and partially poor reservoir quality, with 4m (13ft) of moderate reservoir quality carbonates.
The copper ore deposit in this area is located in the roof part of the Rotliegend and in the floor part of the Zechstein. The deposit is one of the biggest polymetallic deposits in the world and has an area of more than 750 [km.sup.2].
Seascape want to tell the story of the area from the Zechstein Sea day's through the ice ages to the present.
NEZO is sourced in Netherlands and Denmark from underground deposits created million years ago by the evaporation of Zechstein sea.
Following the initial proposal by Clark [9], calcium sources for the Zechstein dedolomites have been largely attributed to the fluids released during gypsum-to-anhydrite conversion of the over- and underlying anhydrite sequences (A2 and A1) [9, 21, 23, 27].
The Resolution discovery structural closure is mapped by Egdon as extending southwards from P1929 into P2304 and the licence also contains a second gas discovery confirmed by wells, 41/24A-1 (1969, Total), 41/24A-2 (1981, Total), and 41/24-3 (1993, Conoco) which tested at rates of up to 34m cubic feet of gas per day and 1280 barrels per day of condensate from the Plattendolomit, a Zechstein carbonate unit slightly younger than the Hauptdolomit reservoir tested in the Resolution discovery well.
Magnesian limestone landscapes, which support a special community of plants and animals, were formed when water flooded desert plains, resulting in the Zechstein Sea, which stretched from the North East to Poland.
Massive exhausting (subrosion of anhydrite) during the Tertiary Period caused the formation of mighty basins within the marine Zechstein and Sandttond from the early Triassic epoch.
The stingray-like fish, called Janassa Bituminosa, would have lived on the bottom of the Zechstein Sea - as the North Sea was known during the Permian era.