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MAMMOTH BONE CORE This picture shows one of the five identified mammoth bone cores that were found on the Lange Ferguson site. It is a diaphyseal (midsection) fragment of a mammoth long bone. This core is described as having negative scars on both surfaces with four negative scars on the distal surface parallel to the longitudinal axis. One side has a remnant portion of a bulb of percussion and lines of force. This bone core measures 4 1/16 inches (10.4 cm) long and it weighs 1/3 of a pound (145 grams).
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