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- Lab number
- Beta-140389
- Material dated
- Charcoal
- Type of date
- Archaeological
- Locality
- San Juan
- Date uploaded
- January 18, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Normalized Age
- 1970 ± 40
- Context
- Feature 5, Component 6. An AMS date. The feature was found ca. 9 cm bmgs; it was ovoid, 40 x 50 cm, 18 cm deep; straight walled with a flat bottom. Fill contained 4 pieces of FCR, 12 pieces of debitage, a one-hand mano, charred Cheno-Am embroyos, Sporobolus, 3 charred bone fragments, possibly from a deer to elk or bison sized mammal. Pine, juniper and Chenopodiaceae wood charcoal were also in the fill. A pollen sample from the mano yielded unnaturally high frequencies of Poaciae and Sacrobatus grains.
- Additional information
- AMS
- Comments
- Feature is an oval hearth 40 by 50cm and 18cm deep; associated with lithics, ground stone, and FCR