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 ...

A West Texas knapping event with an artifact show and rock sale will be held from 10 a.m. to 4 p.m. Friday and Saturday at Roaring Springs to display the ancient art of creating tools out of rocks.

NOEL, Mo. -- Seated on a low bench, Jim Spears used a piece of deer horn to whittle down a heavy chunk of Missouri flint. For an hour, he tapped, whacked and smoothed the hard rock until it was ...