State-owned mining began on the 8th of May 1837 with the inset of the so-called Hauptstollen (main adit) in the area of Brandach, whereby the initial sinking of the Unterbauschacht (Unterbau shaft) took place from the first of July 1889 onwards.
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In 1907 sinking of the shafts Lohberg 1 and Lohberg 2 began at the country road between Dinslaken and Hünxe.