Collection of Minerals of the Olkusz Land and Fossils of the Krakowsko-Częstochowska Upland in Olkusz, ul. Szpitalna 32
It was founded on the initiative of enthusiasts of geology from the Olkusz region.
It consists of several thousand exhibits provided by private collectors. The main theme of the collection are lead and zinc ores from Olkusz mines and related minerals. The collections also include fossils from the Krakowsko-Częstochowska Upland. One of the presented ammonites has a diameter of about 50 cm and is the largest exhibit in the entire collection.