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A sulphide of antimony and silver of an iron-black color and metallic luster; called also black silver, and brittle silver ore.

of type or of an engraving, used in printing books, etc.; specifically, a plate with type-metal face, used for printing.

A mineral of a lead-gray color and brilliant metallic luster, occurring in prismatic crystals; sulphide of antimony; -- called also antimony glance, and gray antimony.

A composing stick. See under Composing. It is usually a frame of metal, but for posters, handbills, etc., one made of wood is used.

A kind of ring, or bent piece of metal, wood, leather, or the like, horizontal in one part for receiving the foot of a rider, and attached by a strap to the saddle, -- used to assist a person in mounting a horse, and to enable him to sit steadily in riding, as well as to relieve him by supporting a part of the weight o…

k of brass for the holy water, seven shillings; which, by the canon, must be of marble or metal, and in no case of brick. Fuller.

A metalliferous deposit characterized by the impregnation of the mass of rock with many small veins or nests irregularly grouped. This kind of deposit is especially common with tin ore. Such deposits are worked in floors or stories.

A board, or piece of wood or metal, having one edge perfectly straight, -- used to ascertain whether a line is straight or a surface even, and for drawing straight lines.

A band, plate, or loop of metal for clasping and holding timbers or parts of a machine. (b) (Naut.)

An instrument of metal, ivory, etc., used for scraping the skin at the bath.

To stamp or impress with a stroke; to coin; as, to strike coin from metal: to strike dollars at the mint.

A small, filamentous ramification of a metallic vein. Ure.

To remove the metal coating from (a plated article), as by acids or electrolytic action.

A steel-gray mineral of metallic luster. It is a sulphide of silver and copper.

esembling lime in appearance, and baryta in many of its properties. It is an oxide of the metal strontium.

A metallic element of the calcium group, always naturally occurring combined, as in the minerals strontianite, celestite, etc. It is isolated as a yellowish metal, somewhat malleable but harder than calcium. It is chiefly employed (as in the nitrate) to color pyrotechnic flames red. Symbol Sr. Atomic weight 87.3. A rad…

converts the signal into sound; also called needle. The stylus is frequently composed of metal or diamond. 3. The needle-like device used to cut the grooves which record the sound on the original disc during recording of a phonograph record. 4. (Computers)

Imperfectly metallic; as, a submetallic luster.

isting of one equivalent of sulphur and more than one equivalent of some other body, as a metal.

The scoria on the surface of molten metal in the ladle.