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Unformatted text preview: Early stone toolmakers primarily used flint, chert, jasper, and obsidian. They used the direct percussion method for making their tools. In direct percussion, the toolmaker strikes the stone (core) with a hammer. There are two types of hammers: hard and soft. Hard hammers are typically fist-size cobblestones, and soft hammers are typically antlers or wood. A more refined method, indirect percussion uses a hard hammer with an antler punch for a more direct force against the core. After removing the flake from the core, early peoples could further modify the flake by knapping it from both sides. This results in a bifacial tool. Using these methods, the humans created projectile points for hunting, scrapers for scraping, and drills for drilling....
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- Spring '07