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Artifact ID BC 0719/1589
Class amorphous
Material copper-base
Site Ban Chiang BC
Period Early Period-Middle Period

Provenience Status/Description Metallography Elemental/Hardness
Alloy: bronze or copper
Where Cut: in half lengthwise
How Mounted: cross-section mounted cut side up
Structure: As-cast.
Metallographic description: One end of the sample is dendritic, with interdendritic corrosion. The other end has a structure of large grains with large twins, probably mechanical and not the result of working. The color suggests the presence of tin. At higher magnification, subgrains can be seen with the larger grains.
BC 0719/1589<br>elongated sphere
BC 0719/1589<br>elongated sphere
BC 0719/1589<br>elongated sphere

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