By far the most important tin mine of Pernink, which produced cassiterite from the nearly 1 km long Lower Vein running north to south. Extensive stopes 2-10 metres in width and up to 10 metres deep were left over from the mining operations.
Fig.:
1. Stop situation in the map
2. Surface opencast of the Nanebevzetí Panny Marie (“Assumption of the Virgin Mary“) Tin Mine
3. Adit below the Nanebevzetí Panny Marie (“Assumption of the Virgin Mary“) Mine