- Lower Silesian Voivodeship
| Piestrzyński A., Mochnacka K., Mayer W., Kucha H. 1992: Native gold (electrum), Fe-Co-Ni arsenides and sulphoarsenides in the mica schists from Przecznica, the Kamienica Range, SW Poland. Mineralogia Polonica, vol. 23, no 1, 27-42 |