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Artifact ID BT 812/1581
Class amorphous
Material copper-base
Site Ban Tong
Period Early Period

Provenience Status/Description Metallography Elemental/Hardness
Alloy: impure copper
Where Cut: in half
How Mounted: cross-section mounted cut side up
Structure: As-cast.
Metallographic description: A cast structure with relatively faint dendrites. Inclusions, some being copper oxides, are concentrated in the arms of the dendrites and the grain boundaries. Many large gas voids. The color and the EDAX say that this is an impure copper.
BT 812/1581<br>spherical
BT 812/1581<br>spherical
BT 812/1581<br>spherical

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