With permission from the authorities of Swedish Pomerania, he bequeathed to the University of Greifswald his assets, including books, the signet ring of Bogislaw XIV, the golden chain of Ernst Ludwig, Duke of Pomerania, and the Croy Tapestry.
Ludwig van Beethoven | Duke University | Duke Ellington | Duke | Duke of Wellington | Pomerania | Prince William, Duke of Cambridge | Ernst & Young | Duke of York | Ludwig Maximilian University of Munich | Ludwig I of Bavaria | Duke of Norfolk | Max Ernst | Ludwig Wittgenstein | Duke of Edinburgh | Duke of Burgundy | Prince Arthur, Duke of Connaught and Strathearn | Ludwig Leichhardt | George Villiers, 1st Duke of Buckingham | Prince Andrew, Duke of York | Duke of Northumberland | Alfred, Duke of Saxe-Coburg and Gotha | Prince Richard, Duke of Gloucester | Prince Frederick, Duke of York and Albany | George Duke | Charles Lennox, 2nd Duke of Richmond | Louis Philippe II, Duke of Orléans | Ernst Haeckel | Edward Seymour, 1st Duke of Somerset | Philippe II, Duke of Orléans |
Johann Friedrich together with his brother, Barnim XII, received the Teilherzogtum Pomerania-Stettin, while his other brothers, Ernst Ludwig and Bogislaw XIII, received Pomerania-Wolgast and Casimir VI received the bishopric of Cammin, which he took over from Johann Friedrich in 1574.
It was first described in 1874 for an occurrence in Ocna de Fier, Banat Mountains, Caras-Severin, Romania and named for Ernst Ludwig (1842–1915), an Austrian chemist at the University of Vienna.