Breda Formation Formation. The Breda Formation can be a couple of meters to (in the Roerdal Graben) more than thick. The top is formed by an erosional nonconformity in the south and east of the Netherlands. In the west the contact with the Pliocene Oosterhout Formation is more gradual. In the Roerdal Graben the mostly Pliocene Kiezeloolite Formation is sometimes on top of the Breda Formation. Locally the Breda Formation can be subdivided into members: the Aalten Member (silty calcareous clay, rich in shells), the Eibergen Member (clay alternating with thin sand layers, with a basal conglomerate in which shark teeth and
Capture of Breda (1590) so the poorly attempted siege ended in failure and Mansfeld retreated. The city would remain in Dutch hands until 1625, date in which the Spanish tercios of Ambrosio Spinola would be able to recapture it after a long siege. In 1637 Breda after yet another siege would return to Dutch hands once and for all. Around 1610 the construction of the Spanish Gate or "Spandjaardsgat" was started as a remembrance to the successful capture of Breda in 1590. Also the gate was to assist in refreshing the stagnant water of the castle's moat. Capture of Breda (1590) The Capture of