Photomicrograph Database

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Artifact ID BC 2167/0365
Negative Number NS140
Magnification 100x
Etchant AH/HP, FeCl3
Photo Date 3/24/2000


Alloy

bronze or copper

Structure

As-cast.

Metallographic Description

Cast structure; strong etch shows coring. Grain boundaries show clearly. There are numerous gas pores and inclusions. From its color, this piece may be unalloyed copper.


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