L-618 (Dauphin County White Chert): Direct collection from outcrop. Not a collection from archaeological context. Known collection procedure. Collection includes raw material, outer surface, and ...
L-895 (Manitoulin Chert): Collection includes raw material, outer surface, surrounding matrix, and naturally-weathered specimens. L-895 (Manitoulin Chert) Manitoulin Chert, also known as Cup And ...
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