What is "black chalk"

Drawing \Draw"ing\, n.

1. The act of pulling, or attracting.

2. The act or the art of representing any object by means of lines and shades; especially, such a representation when in one color, or in tints used not to represent the colors of natural objects, but for effect only, and produced with hard material such as pencil, chalk, etc.; delineation; also, the figure or representation drawn.

3. The process of stretching or spreading metals as by hammering, or, as in forming wire from rods or tubes and cups from sheet metal, by pulling them through dies.

4. (Textile Manuf.) The process of pulling out and elongating the sliver from the carding machine, by revolving rollers, to prepare it for spinning.

5. The distribution of prizes and blanks in a lottery.

   Note: Drawing is used adjectively or as the first part of compounds in the sense of pertaining to drawing, for drawing (in the sense of pulling, and of pictorial representation); as, drawing master or drawing-master, drawing knife or drawing-knife, drawing machine, drawing board, drawing paper, drawing pen, drawing pencil, etc.

   A drawing of tea, a small portion of tea for steeping.

   Drawing knife. See in the Vocabulary.

   Drawing paper (Fine Arts), a thick, sized paper for draughtsman and for water-color painting.

   Drawing slate, a soft, slaty substance used in crayon drawing; -- called also black chalk, or drawing chalk.

   Free-hand drawing, a style of drawing made without the use of guiding or measuring instruments, as distinguished from mechanical or geometrical drawing; also, a drawing thus executed.

n. A slaty bluish mineral; a variety of argillaceous slate.