SEDIS - Thesaurus
Chalcolithic  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Chalcolithic | |
| UF | Copper Age |
| RT | Holocene |
| archaeology | |
| Quaternary | |
| SN | Archeological classification. Added to Thesaurus in 1985. |
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