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New page: {{Element | name=Erbium | symbol=Er | anumber=68 | amass=167.259 amu | state=Solid | class=Metallic | cstructure=Hexagonal| color=grayish-silver, tarnishes when exposed to air | date=1842 ...
{{Element | name=Erbium | symbol=Er | anumber=68 | amass=167.259 amu | state=Solid | class=Metallic | cstructure=Hexagonal| color=grayish-silver, tarnishes when exposed to air | date=1842 | discname=Carl Gustaf Mosander | origname=Named for Ytterby, Sweden | uses=Erbium oxide is used in ceramics to obtain a pink glaze. Also used to make infrared-absorbing glass and in alloys with titanium. | obtained=Found with other heavier rare earths. }}
[[Category:Elements]]
[[Category:Elements]]