Erbuim


 * lement Name:** Erbium


 * Element Symbol:** Er


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


 * Atomic Number:** 68


 * Protons:** 68


 * Electrons:** 68

How It Was named: Named for the village of Ytterby, Sweden.
 * Discovery:** Mosander discovered Erbium in 1843.


 * State of Matter:** Solid


 * Melting Point:** 1,529°C


 * Boiling Point:** 2,868°C


 * Characteristics:** When an oxide Erbium gives off a pink color,Density is 9.07 grams per cubic centimeter,Classified as a metal.


 * Uses of Element:** Nuclear and metallurgical uses.


 * Interesting Facts:** 99% Erbium metal costs about $650 per kilogram. Soft and malleable also bright slivery, metallic luster.

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