Stone arrowheads, produced through a process known as knapping, are a major focus of events like the Bald Eagle Knap-In Primitive Arts Festival held annually by the Susquehanna Valley Flint Knappers ...

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DeeDee Evans, left, of Lehi, talks to Mark Sullivan, center, and Mindy McWaters, right, about how to get started flint knapping at the monthly meeting of the Utah Valley Knapping Association at the ...

It's several times sharper than surgical steel and has an iridescent beauty that masks its use as a deadly tool. It's obsidian — a hard, dark volcanic glass used for thousands of years by American ...

A practice that dates back to prehistoric ages has been heralded as an annual family friendly event that attendees of all ages can enjoy in Water Creek. Knapping, which is a technique used to shape ...

Randy Tedor stood with a chunk of obsidian in his right hand and a cylindrical rock in his left. He made a quick strike with the stone. It made a dull, grinding, crunching thud. A bit of obsidian dust ...

For thousands of years before the discovery of metallurgy, people fashioned tools and weapons from stone. This ancient skill will be demonstrated by skilled stone tool makers during a “knap-in” from ...

Rex Watson displays two bi-face knives that he made from Oregon and California obsidian. The handles are from mule deer and elk antlers. (The Observer/PHIL BULLOCK). STORY BY DICK MASON OF THE ...