Astatine

From Conservapedia

Astatine
Name	Astatine
Symbol	At
Atomic number	85
Atomic mass	210 amu
Classification	Non-Metal
Crystal structure	Unknown
Color	Unknown
Date of discovery	1940
Name of discoverer	D. R. Corson
Name origin	From the Greek astatos.
Uses	Unknown
Obtained from	Man-made.