CORE BLADE
PRIMARY CORE TRIMMING FLAKE
McKINNIS CLOVIS CACHE
ST. LOUIS COUNTY, MISSOURI
DONNIE McKINNIS COLLECTION
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    This is a primary core trimming flake and it is the

largest core blade in the McKinnis Clovis cache.

Primary core trimming flakes represent the initial

core reduction process. They are the first flakes

that are struck off of a core. Primary flakes are the

largest flakes that are removed from a core and

they have outer cortex on the dorsal surface. This

blade is made of Burlington chert and it measures

5 1/4 inches (13.3 cm) long, 1 5/8 inches (4.1 cm)
wide and 5/8 of an inch (1.5 cm) thick.

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