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Ring cracks penetrating the surface of a piece of chert. Each circular crack indicates a blow that has not been successful in creating a flake.

Photograph of ringcracks in a rock surface

Click on photograph to return to the description of fracturing.






Author: Peter Hiscock, Dept. Archaeology and Anthropology, Australian National University.
Feedback: peter.hiscock@anu.edu.au.

Date Last Modified: Thursday, 1-May-97

URL: http://artalpha.anu.edu.au/web/arc/resources/intro/ring.htm