(Min.) A soft, earthy substance, of a white, grayish, or yellowish white color, consisting of calcium carbonate, and having the same composition as common limestone.
2.
(Fine Arts) Finely prepared chalk, used as a drawing implement; also, by extension, a compound, as of clay and black lead, or the like, used in the same manner. See Crayon.
Black chalk, a mineral of a bluish color, of a slaty texture, and soiling the fingers when handled; a variety of argillaceous slate.
By a long chalk, by a long way; by many degrees. (Slang)
Chalk drawing (Fine Arts), a drawing made with crayons. See Crayon.
Chalk formation. See Cretaceous formation, under Cretaceous.
Chalk line, a cord rubbed with chalk, used for making straight lines on boards or other material, as a guide in cutting or in arranging work.
Chalk mixture, a preparation of chalk, cinnamon, and sugar in gum water, much used in diarrheal affection, esp. of infants.
Chalk period. (Geol.) See Cretaceous period, under Cretaceous.
... be too sure that it is impossible," replied I; "a horse once cleared the mouth of a chalk pit with me on its back, when I was a boy; Lawless remembers it." "Eh! what? Mad Bess!" returned Lawless; "I should think I did too; I rode there afterwards and examined the place—a regular break-neck-looking hole as ever I saw in my life. Tell 'em ... — Frank Fairlegh - Scenes From The Life Of A Private Pupil • Frank E. Smedley Read full book for free!
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