Black obsidian stemmed point fragment. 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 McComb Butte. 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-] 32 [Collection Name] Bergen [Analysis] Specimen No: 8 [Source Location]: McComb Butte 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.

Brown

Thick.

Brown; base only.

Triangular and red.

Triangular and tan; base broken.

Stone pestle.* May be broken off a larger object (6/95). *Information is from the original accession ledger.

Small gray tip.

Black obsidian, side-notched point fragment. There is an adhering matrix on one side. Portion of edge near break is chipped. M. Christopher 10/30/1998.

Black obsidian, side-notched point that has an adhering matrix along the edge on one side. M. Christopher 10/30/1998.