Mortar, stone. Locality: Benton Co., WA. Remarks: 1/2 mile above Hanford, WA.* *Information comes from the original accession ledger.

surface depth=6.0 #10540

Chisel. Locality: Sauvie's Island, Columbia R. Fragmentary adze blade roughly rectangular, ground and polished on all faces. One edge ground to sharp cutting edge. Found at Clark County, Wa. Information comes from original accession ledger.

Triangular cobble with rounded corners. Battered base and side.

2 pieces glued together; could be a club fragment.

2 pieces glued together; could be a club fragment.

Brown

Black obsidian biface with both ends broken. M. Christopher 10/16/1998. Dr. Dennis Jenkins, University of Oregon, sent this specimen to Northwest Research Obsidian Studies Laboratory, Corvalis, OR for analysis (on loan 11/30/98 - 4/9/99). A portion of this specimen was removed for obsidian hydration. The source of raw material was determined to be Silver Lake/Sycan Marsh. Northwest Research Obsidian Lab placed a paper tag in the specimen bag with the following information: [Lab Contract #] BO-98-91 [Catalog #1989-57/35-M-] 33 [Collection Name] Bergen [Analysis] Specimen No: 9 [Source Location] Silver Lake/Sycan Marsh See also the following report from Northwest Research Obsidian Studies Lab for more detailed analytical data: Skinner, Craig E. and Jennifer J. Thatcher 1998 "X-ray Fluoresence Analysis of Artifact Obsidian from the Bergen Site, Fort Rock Lake Basin, Lake County, Oregon." Northwest Research Obsidian Studies Laboratory, Report 98-91, Corvalis OR. Dr. Jenkins' interpretation of the data was reported at the Northwest Anthropological Conference, 4/8/99 - 4/10/99 in his paper entitled, "Obsidian Characterization and Hydration Results of the Fort Rock Basin Prehistory Project." D. Bradley 04/12/99.

Reddish brown and grey. Slight shoulders and wide stem.

Triangular. Smooth utilization on pointed tip.