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Cobble fragment; Field Specimen Inventory does not note an object name.
One fine-grained volcanic rock cobble. Artifact numbered by Peninsula College students. Ian Ostericher, 02/08/2011
Unmodified stone, one end is burnt. N.Richardson 1/21/97
Stone with signs of oxidation from fire; black marks. D.Bradley, 3/9/98
Flat unmodified cobble. 'Decatur Is.' written faintly on cobble. N. Richardson 1/21/97
Unmodified river cobble of oval shape with battering on middle of largest face of rock and a natural groove around mid-section. R. Williams 2/18/98
One stone cobble.
An off-white quartzite cobble broken in half, it shows signs of percussion along the broken end. The unbroken surfaces are rounded and smooth.
One flat stone pebble of an unknown type of sedimentary rock. One face is convex, and the opposite face is flat with a central dimple. Possible pecking on surfaces, but in general does not appear to be culturally modified.
White stone with some yellow discolorations. Rough surface, flatish base and old breaks on opposite sides. B.Avery 10/22/2003.