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Atomic symbol Y
Atomic number 39
Classification Metal
Atomic mass 88.905
Other Information
Date of discovery 1794
Name of discoverer Gadolin
Name origin Ytterby Quary
Uses Color television tubes
Obtained from Monazite sand

Yttrium is a stable silvery-colored metal. It occurs in nearly all rare earth metals, and was found in high relatively concentrations in lunar rock samples. Its largest use is to give the red color in television tubes, and it is often used as an additive in other metal alloys.[1]


  1. Yttrium, Los Alamos National Labs.