Stone Age. Stone tools may be made of either ground stone or knapped stone, the latter fashioned by a craftsman called a flintknapper. Stone has been used...

The Stone Age was a broad prehistoric period during which stone was widely used to make stone tools with an edge, a point, or a percussion surface. The...

simple tools, only human beings, whose use of stone tools dates back hundreds of millennia, have been observed using tools to make other tools. Early...

archaeology, a tool stone is a type of stone that is used to manufacture stone tools, or tools that use stone as raw material. Generally speaking, tools that require...

stone tools,[not verified in body] although at the time humans also used wood and bone tools. Other organic commodities were adapted for use as tools...

archaeology, a flake tool is a type of stone tool that was used during the Stone Age that was created by striking a flake from a prepared stone core. People during...

stone tool archaeological industry (style) in prehistory. These early tools were simple, usually made by chipping one, or a few, flakes off a stone using...

a long, thin, prehistoric, stone or bronze tool similar to an adze, hoe, or axe. A shoe-last celt was a polished stone tool used during the early European...

the Paleolithic or Old Stone Age. It spans the time from around 3.3 million years ago when the first evidence for stone tool production and use by hominins...

after the type site of Saint-Acheul, is an archaeological industry of stone tool manufacture characterized by the distinctive oval and pear-shaped "hand...

ground stone is a category of stone tool formed by the grinding of a coarse-grained tool stone, either purposely or incidentally. Ground stone tools are...

At least seven stone circles, covering 25 acres (10 ha), contain limestone pillars carved with animals, insects, and birds. Stone tools were used by perhaps...

material, stone work has survived which was created during our prehistory or past time. Work carried out by paleolithic societies to create stone tools is more...

tools have been found. It includes sites where compelling evidence of hominin tool use has been found, even if no actual tools have been found. Stone...

In archaeology a chopping tool is a stone tool. Stone tools are usually dated by determining the age of the find context e.g. by carbon-14 dating and...

in particular of the Stone Age, lithic reduction is the process of fashioning stones or rocks from their natural state into tools or weapons by removing...

fracturing stone through the process of lithic reduction to manufacture stone tools, strikers for flintlock firearms, or to produce flat-faced stones for building...

least 10 demonstrate stone handling behaviour, suggesting that otters may have a genetic predisposition to manipulate stones. Tool use behavior is more...

the advent of Homo has been taken to coincide with the first use of stone tools (the Oldowan industry), and thus by definition with the beginning of...

industry, transitional between the Early Stone Age (Acheulian) and the Middle Stone Age. With either method, knappers (tool makers) would have had to have produced...

type of biface stone tool of the Lower Palaeolithic. Cleavers resemble hand axes in that they are large and oblong or U-shaped tools meant to be held...

history, is the period of human history between the first known use of stone tools by hominins c. 3.3 million years ago and the beginning of recorded history...

earliest Hominina, largely revealed in the production and use of stone tools. Prior to tools, evidence of scavenging and hunting can be noted—highlighted...

Russia, where there was no well-defined Copper Age between the Stone and Bronze Ages. Stone tools were still predominantly used during this period. The Chalcolithic...

removed from a stone tool during the process of pressure flaking. In the Natufian period, a lunate was a small crescent-shaped stone tool that was sometimes...

human use and tool making and advancing it by about 500,000 years. The most conspicuous among these cultural relics is a large stone tool with obvious...

type of stone knapping developed around 250,000 to 400,000 years ago during the Middle Palaeolithic period. It is part of the Mousterian stone tool industry...

significant changes in society. The earliest known technology is the stone tool, used during prehistory, followed by the control of fire—which in turn...

the same crude stone tools. Archaeologist Richard G. Klein, who has worked extensively on ancient stone tools, describes the stone tool kit of archaic...

forms of hand tools. Portable power tools are not hand tools. Hand tools have been used by humans since the Stone Age, when stone tools were used for...