Copper Artifacts from Prehistoric Archeological Sites in the Dakotas
- 2 December 1966
- journal article
- other
- Published by American Association for the Advancement of Science (AAAS) in Science
- Vol. 154 (3753) , 1171-1173
- https://doi.org/10.1126/science.154.3753.1171
Abstract
Thirteen archeological specimens were analyzed spectrographlically, and within defined limits they were determined to be native copper. Twelve of the specimens show close elemental homogeneity and are believed to be of Lake Superior ore; the origin of the other specimen is deviolus.Keywords
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