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New page: {{Element | name=Praseodymium | symbol=Pr | anumber=59 | amass=140.90765 amu | state=Solid | class=Metallic | cstructure=Hexagonal | color=Silvery; can develop a green tarnich when expose...
{{Element | name=Praseodymium | symbol=Pr | anumber=59 | amass=140.90765 amu | state=Solid | class=Metallic | cstructure=Hexagonal | color=Silvery; can develop a green tarnich when exposed to air. | date=1885 | discname=Baron Carl Auer von Welsbach | origname=From the Greek ''prasios'', meaning ''green'', and ''didymos'', meaning ''twin''. | uses=Used as an alloying agent with magnesium to create high-strength metals for use in aircraft engines; Cores of carbon arc lights, used in the film industry for studio lighting and projector lights; Praseodymium compounds colour glasses and enamels yellow. | obtained=Obtained from [[monazite]] and [[bastnasite]] ores. }}
[[Category:Elements]]
[[Category:Elements]]