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Why are these
artifacts so bent up?
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![deformation2.JPG (31385 bytes)](images/deformation2_small1.JPG) |
On first glance you may be bothered by the fact that some of these points
are deformed.
It must have occurred a very long time ago, since they are
highly oxidized and brittle.
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click to
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![deformation.JPG (57923 bytes)](images/deformation_small1.JPG)
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Interestingly, most of the deformed points show a consistent pattern
of
deformation- a bent tip, and a bend in the tang just below the
neck.
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In the context of their use, it becomes apparent that this deformation
is
the result of impact with an unyielding surface!
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click to
enlarge
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![impact8.JPG (40669 bytes)](images/impact8_small.JPG)
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