Search for: [Object description = "This type of flint occurs in the Upper Jurassic settlements in Świętokrzyskie Mountains. The most important exploration points and outcrops of this raw material are placed on the northeastern Permo\-Mesoic outskirts of the Mountains, in the mountain range stretchimg from Iłża to Zawichost \(Król and Migaszewski 2009\: 19\; cf. Krajcarz et al., 2014\)"]