06-08-2025, 21:23
Pyrolusite - the culprit of apparent plant fossils
https://piekielko.com/en/etniczne/kamien...le-rosliny
https://en.wikipedia.org/wiki/Pyrolusite
https://piekielko.com/en/etniczne/kamien...le-rosliny
https://en.wikipedia.org/wiki/Pyrolusite