Source: wikibot/johan-gadolin
= Johan Gadolin
{wiki=Johan_Gadolin}
Johan Gadolin was a Finnish chemist and mineralogist, born on June 5, 1760, and he passed away on August 12, 1852. He is best known for his discovery of the element yttrium in 1794, which he isolated from the mineral gadolinite. The element was named in his honor. Gadolin's work played an important role in the early study of rare earth elements.