n. [ NL., from L. tellus, -uris, the earth. ] (Chem.) A rare nonmetallic element, analogous to sulphur and selenium, occasionally found native as a substance of a silver-white metallic luster, but usually combined with metals, as with gold and silver in the mineral sylvanite, with mercury in Coloradoite, etc. Symbol Te. Atomic weight 125.2. [ 1913 Webster ]
Graphic tellurium. (Min.)
Tellurium glance (Min.),