A dusty envelope misplaced in a government archive has rewritten a chapter of mineral history. That 1949 letter, discovered during a 2023 digitization project in Bavaria, pointed curators toward a shoebox of lemon‑yellow fragments that had sat unnoticed for decades. Roland Eichhorn of the Bavarian State Office for the Environment (LfU) led the modern hunt that followed, and his team …
Read More »Lost letter leads to discovery of one of Earth’s rarest minerals
