how is yttrium used
Uses. Yttrium oxide is one of the most important compounds of yttrium and accounts for the largest use. It is widely used in making YVO 4 europium, and Y 2 O 3 europium phosphors to give the red color in color television tubes. Hundreds of thousands of pounds are now used in this application.ttria-- earth containing yttrium-- was discovered by Gadolin in 1794. Ytterby is the site of a quarry which yielded many unusual minerals containing rare earths and other elements.