"Trisulphide" is a word in ENGLISH

A salt of the class formed by the combination of an acid and a base, or by the union of …

Sulphide of silver; -- also called vitreous silver, or silver glance. It has a metallic luster, a lead-gray color, and …

A double sulphide of antimony and iron, of a dark steel-gray color.

Native bismuth sulphide; -- sometimes called bismuthite.

A sulphide having two atoms of sulphur in the molecule; a disulphide, as in iron pyrites, FeS2; -- less frequently …

A general term for some minerals, chiefly metallic sulphides which have a somewhat brilliant but nonmetallic luster.

A mineral, called also sphalerite, and by miners mock lead, false galena, and black-jack. It is a zinc sulphide, but …

A mineral of a bluish gray color and metallic luster, usually in plumose masses, also compact. It is a sulphide …

A mineral of a steel-gray to black color and metallic luster, occurring crystallized, often in twin crystals shaped like cogwheels …

Pertaining to, derived from, or containing, cadmium; as, cadmic sulphide.

Native copper sulphide, called also copper glance, and vitreous copper; a mineral of a black color and metallic luster.

Red sulphide of mercury, occurring in brilliant red crystals, and also in red or brown amorphous masses. It is used …

The artificial red sulphide of mercury used as a pigment; vermilion.

A native sulphide of copper, occuring in masses of a dark blue color; -- hence called indigo copper.

A sulphide of chromium observed in some meteoric irons.

A stratum in crystalline rock, containing metallic sulphides.

Copper sulphide, used to color glass.

A sulphide of antimony, lead, and silver, occuring in monoclinic crystals.

Lead sulphide; the principal ore of lead. It is of a bluish gray color and metallic luster, and is cubic …

A name given to some sulphides, mostly dark-colored, which have a brilliant metallic luster, as the sulphide of copper, called …