Johan Gadolin, Finnish chemist, physicist, and mineralogist (died 1852)

Johan Gadolin

Finnish chemist (1760–1852)

Johan Gadolin was a Finnish chemist, physicist and mineralogist. Gadolin discovered a "new earth" containing the first rare-earth compound yttrium, which was later determined to be a chemical element. He is also considered the founder of Finnish chemistry research, as the second…