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bluedigger

(17,086 posts)
Wed Mar 18, 2015, 10:45 AM Mar 2015

10,000-Year-Old Stone Tool Site Discovered in Suburban Seattle

Archaeologists surveying the waterways of suburban Seattle have made a discovery that’s likely the first of its kind in the region — an ancient tool-making site dating back more than 10,000 years.

The find includes thousands of stone flakes, an array of bifaces, scrapers, and hammerstones, plus several projectile points, some of which were fashioned in a style that experts describe as “completely new” for this region and period in its history.

The site was discovered along a creek in Redmond, Washington, under a layer of peat that was radiocarbon dated to about 10,000 years ago.

And in the layer with the artifacts were burned bits of willow, poplar, and pine, which were themselves dated between 10,000 and 12,500 years ago.

http://westerndigs.org/10000-year-old-stone-tool-site-discovered-in-suburban-seattle/


More at link, including some nice photos of some artifacts.
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