Forest green is a representation of the average color of the leaves of the trees of a temperate zone deciduous forest.
Elements named after scientists: 1  Bohrium: Niels Bohr, one of the founders of quantum theory. 2  Curium: Marie and Pierre Curie, the co-discoverers of radioactivity. 3  Einsteinium: Albert Einstein. 4  Fermium: Enrico Fermi, the inventor of the first nuclear reactor. 5  Lawrencium: Ernest O. Lawrence, inventor of the cyclotron.
Erbium was discovered by Carl G. Mosander in 1842 at Sweden. Origin of name: named after the village of  Ytterby  near Vaxholm in Sweden. In 1842 Gustav Mosander separated yttria, found in the mineral gadolinite, into three fractions which he called yttria, erbia, and terbia.