Obsidian hydration profile measurements using a nuclear reaction technique
Obsidian hydration profile measurements using a nuclear reaction technique
复制标题
使用核反应技术测量黑曜石水合剖面
作者:
R. Lee;D. A. Leich;D. A. Leich;T. Tombrello;Jonathon E. Ericson;Irving Friedman
AMBIENT water diffuses into the exposed surfaces of obsidian, forming a hydration layer which increases in thickness with time to a maximum depth of 20–40 µm (ref. 1), this layer being the basic foundation of obsidian dating2,3.