Skip to main content
Open Access Publications from the University of California

The Use of Hydration Measurements to Date Obsidian Materials from Sonoma County, California


This report presents the results of two pilot studies carried out by the authors which compare the hydration rim values of Annadel obsidian from archaeological sites near Santa Rosa, California, with the cultural sequence proposed by Fredrickson (1973).

Main Content
For improved accessibility of PDF content, download the file to your device.
Current View