the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > other selenides (4)
= selensulphur n. at selen-, comb._form affix 1.
A lead-grey selenide of lead and copper.
Native selenide of mercury, occurring in dark grey masses or granules with a metallic lustre.
A copper selenide, Cu3Se2, found as dark red, violet, or black tetragonal crystals.