Artifact ID BC 0621/0676
Negative Number 1603
Photo Date 6/10/1992
Metallographic DescriptionLarge, 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.
For more information: View Artifact Data