Upper floor: Tunneling Adit

From 1848 to 1912 red and grey gypsum was exploited, which was used by farmers as fertilizer. The Tunneling Adit is about 400m. 80 miners supported daily 2-3 waggons of gypsum to the surface through this adit.
From 1848 to 1912 red and grey gypsum was exploited, which was used by farmers as fertilizer. The Tunneling Adit is about 400m. 80 miners supported daily 2-3 waggons of gypsum to the surface through this adit.