ul. Kielecka 20, 26-010 Święta Katarzyna
50°54'24"N 20°52'53"E
(50.906767, 20.8814)
It’s one of the best private collections of minerals and fossils in Poland.
The museum contains Poland’s biggest mountain crystal, precious stones, petrifacts, prizewinning gallery of striped flint, stone sculptures and many other interesting exhibits. There is also a workshop for grinding precious stones and a jeweler’s atelier, both open to visitors.