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- Lab number
- Beta-63154
- Material dated
- Charcoal
- Type of date
- Archaeological
- Locality
- Rio Blanco
- Date uploaded
- January 15, 2024
- Updater
- Wyoming team
- Date updated
- December 31, 2020
- Measured Age
- 290 ± 70
- Context
- Charcoal flecks picked from hearth fill, in which beads were also found. Hearth was ca. 0.5 m in dia., ca. 20 cm deep, with no oxidation. Date rejected by author, based on dendro dates and associated Protohistoric artifacts. Dendro date of AD 1839 is a bark date on one of the limbs cut for the structure and suggests use betw AD 1839 and AD 1850. Date has been given a credibility level of None