surface-tool stone

См. также в других словарях:

• tool — tooler, n. toolless, adj. /toohl/, n. 1. an implement, esp. one held in the hand, as a hammer, saw, or file, for performing or facilitating mechanical operations. 2. any instrument of manual operation. 3. the cutting or machining part of a lathe …   Universalium

• Stone carving — is an ancient activity where pieces of rough natural stone are shaped by the controlled removal of stone. Owing to the permanence of the material, evidence can be found that even the earliest societies indulged in some form of stone work.Work… …   Wikipedia

• Stone sculpture — is the result of forming 3 dimensional visually interesting objects from stone.Carving stone into sculpture is an activity older than civilization itself. Prehistoric sculptures were usually human forms, such as the Venus of Willendorf and the… …   Wikipedia

• Surface grinding — is used to produce a smooth finish on flat surfaces. It is a widely used abrasive machining process in which a spinning wheel covered in rough particles (grinding wheel) cuts chips of metallic or non metallic substance from a workpiece, making a… …   Wikipedia

• Stone Age — the period in the history of humankind, preceding the Bronze Age and the Iron Age, and marked by the use of stone implements and weapons: subdivided into the Paleolithic, Mesolithic, and Neolithic periods. [1860 65] * * * First known period of… …   Universalium

• Tool — For other uses, see Tool (disambiguation). A modern toolbox. A tool is a device that can be used to produce an item or achieve a task, but that is not consumed in the process. Informally the word is also used to describe a procedure or process… …   Wikipedia

• stone — stonable, stoneable, adj. stoneless, adj. stonelessness, n. stonelike, adj. stoner, n. /stohn/, n., pl. stones for 1 5, 7 19, stone for 6, adj., adv., v., stoned, stoning. n …   Universalium

• Stone Age Poland — The Stone Age era on the lands of today s Poland lasted five hundred thousand years and involved three different human species. The Stone Age cultures ranged from early human groups with primitive tools to advanced agricultural societies using… …   Wikipedia

• Tool and die maker — Not to be confused with tap and die. Tool and die makers are workers in the manufacturing industry who make jigs, fixtures, dies, molds, machine tools, cutting tools (such as milling cutters and form tools), gauges, and other tools used in… …   Wikipedia

• Stone — /stohn/, n. 1. Edward Durell /doo rel , dyoo /, 1902 78, U.S. architect. 2. Harlan Fiske /hahr leuhn/, 1872 1946, U.S. jurist: Chief Justice of the U.S. 1941 46. 3. Irving, born 1903, U.S. author. 4. I(sidor) F(einstein) /fuyn stuyn/, born 1907,… …   Universalium

• Flint tool — Chipped stone tools were made by stone age peoples worldwide. Paleolithic tools were relatively simple, repeated small flakes being struck or pressed from a cobble or nucleus until the required shape was achieved. This is called knapping. Freshly …   Wikipedia