What is the element whose sulfide is known as "stibnite"?

1 Answer
Oct 6, 2016

"Antimony, Sb"?

Explanation:

Anitmony has been known and used since antiquity as its "sulfide," "Sb_2S_3, i.e. "stibnite". It was used as face paint, i.e. "kohl" or "mascara", by the ancient Egyptians. Modern mascaras have thankfully adopted other formulations.