Erbuim


 * Element Name**: Erbium


 * Element Symbol**: Er


 * Atomic Mass**: 167[[image:Erbium.png width="216" height="288" align="right"]]


 * Atomic Number**: 68


 * Protons**: 68


 * Electrons**: 68


 * Discovery**: Carl Gustaf Mosander found it in 1843


 * How it was named**: It was named from Erbia which is now called Terbia and Visa Versa


 * State of Matter**: Solid


 * Melting Point**: 1529°C


 * Boiling Point**: 2868°C


 * Characteristics**:
 * It's from Sweden
 * Silvery-white solid metal when exposed to sunlight it turns pink
 * Hard, rare


 * Uses**: Combined with vanadium it makes it soft to be added to fiber optic and nuclear power poison


 * Interesting Facts**: Its salt are rose-colored, and the elements has characteristic sharp abortion spectra bands in light, ultraviolet, and near infrared. Very offective against oxygen or water. Used in jewelry because of its pinkish color

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