Lucium was the proposed name for an alleged new element found by chemist Prosper Barrière in 1896 in the mineral monazite. [1] [2] Later, William Crookes confirmed that the new element was actually an impure sample of yttrium. [3]
Lucium was the proposed name for an alleged new element found by chemist Prosper Barrière in 1896 in the mineral monazite. [1] [2] Later, William Crookes confirmed that the new element was actually an impure sample of yttrium. [3]