All Metals Database

Artifact ID BC 0621/676
Class amorphous
Material copper-base
Site Ban Chiang BC
Period Middle Period

Alloy: bronze.
Where Cut: in half
How Mounted: cross-section mounted cut side up
Structure: As-cast.
Metallographic description: Large, slightly cored dendrites, with a great deal of eutectoid still remaining, though it has been preferentially attacked by corrosion. This suggests that the alloy was fairly high in tin and cooled rather slowly. Twinned redeposited copper has filled some voids.


Photomicrographs Available

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