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(), n.[AS. flint, akin to Sw. flinta, Dan. flint; cf. OHG. flins flint, G. flinte gun (cf. E. flintlock), perh. akin to Gr. brick. Cf. Plinth.] 1. (Min.) A massive, somewhat impure variety of quartz, in color usually of a gray to brown or nearly black, breaking with a conchoidal fracture and sharp edge. It is very hard, and strikes fire with steel. 2. A piece of flint for striking fire; -- formerly much used, esp. in the hammers of gun locks. 3. Anything extremely hard, unimpressible, and unyielding, like flint. "A heart of flint." Spenser. Flint age. (Geol.) Same as Stone age, under Stone. Flint brick, a fire made principially of powdered silex. Flint glass. See in the Vocabulary. Flint implements (Archol.), tools, etc., employed by men before the use of metals, such as axes, arrows, spears, knives, wedges, etc., which were commonly made of flint, but also of granite, jade, jasper, and other hard stones. Flint mill. (a) (Pottery) A mill in which flints are ground. (b) (Mining) An スポンサード リンク
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