Yttrium

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.

Yttrium
Properties
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