Black obsidian side-notched point with a concave base that is broken on one side. M. Christopher 10/16/1998.

Black obsidian side-notched point with a flat base. 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 Cougar Mountain. 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-] 69 [Collection Name] Bergen [Analysis] Specimen No: 32 [Source Location] Cougar Mountain 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.

Black obsidian, side-notched point with concave base. K. Peterson 1/20/98

Black obsidian, corner-notched point with expanding base. D. Bradley 01/27/99

Black obsidian, corner-notched point. Tip is broken. D. Bradley 02/05/99

brown; P. Spier

Pentagonal (lanceolate), straight stemmed, large, slightly convex edges, biconvex, basal edge thinned. Yellow chert.

Ground and polished slate atlatl weight with two incised lines. Object is broken in half and elongated. M. Christopher 5/28/98

Appears to be two carved animal heads joined back to back. P. Spier 2/20/96

Black obsidian biface fragment. Biface is broken at an angle. 11/30/98 D. Bradley