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2. Knapping - Wikipedia

   en.wikipedia.org/wiki/Knapping

   Knapping is the shaping of flint, chert, obsidian, or other conchoidal fracturing stone through the process of lithic reduction to manufacture stone tools, strikers for flintlock firearms, or to produce flat-faced stones for building or facing walls, and flushwork decoration.

3. Levallois technique - Wikipedia

   en.wikipedia.org/wiki/Levallois_technique

   Production of points & spearheads from a flint stone core, Levallois technique, Mousterian culture, Tabun Cave, Israel, 250,000–50,000 BP. Israel Museum The Levallois technique of flint- knapping The Levallois technique ( IPA: [lə.va.lwa] ) is a name given by archaeologists to a distinctive type of stone knapping developed around 250,000 to ...

4. Errett Callahan - Wikipedia

   en.wikipedia.org/wiki/Errett_Callahan

   Errett Callahan was born in Lynchburg, Virginia, on December 17, 1937.Callahan’s interest in the outdoors and Native American lifeways began quite early on. As a boy Callahan was a member of the Boy Scouts of America and it was as a Boy Scout that he was first exposed to the skills and techniques that the Native Americans used to survive in the outdoors. [1]

5. Lithic reduction - Wikipedia

   en.wikipedia.org/wiki/Lithic_reduction

   Lithic tools produced this way may be bifacial (exhibiting flaking on both sides) or unifacial (exhibiting flaking on one side only). Mount William stone axe quarry in Australia Cryptocrystalline or amorphous stone such as chert , flint , obsidian , and chalcedony , as well as other fine-grained stone material, such as rhyolite , felsite , and ...

6. Stone tool - Wikipedia

   en.wikipedia.org/wiki/Stone_tool

   Knapped stone tools are made from cryptocrystalline materials such as chert, flint, radiolarite, chalcedony, obsidian, basalt, and quartzite via a splitting process known as lithic reduction. One simple form of reduction is to strike stone flakes from a nucleus (core) of material using a hammerstone or similar hard hammer fabricator.

7. Flake tool - Wikipedia

   en.wikipedia.org/wiki/Flake_tool

   Flake tools could be sharpened by retouch to create scrapers or burins. These tools were either made by flaking off small particles of flint or by breaking off a large piece and using that as a tool itself. These tools were able to be made by this "chipping" away effect due to the natural characteristic of stone.

8. US national security adviser Sullivan says Trump should like ...

   www.aol.com/news/us-national-security-adviser...

   The AUKUS nuclear-powered submarine partnership with Australia will benefit the United States and is the kind of "burden sharing" deal that President-elect Donald Trump has talked about, U.S ...

9. Threshing board - Wikipedia

   en.wikipedia.org/wiki/Threshing_board

   The archaeological excavations have provided thousands of pieces from the knapping of obsidian (suggesting that Aratashen was a centre of production and trade of artefacts of that highly regarded stone); the rest of the archaeological record consists mainly of fragments of common pottery, ground stones, and other agricultural tools. Analysing a ...