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- Lab number
- Beta-143171
- Material dated
- Charcoal
- Type of date
- Archaeological
- Locality
- Grand
- Date uploaded
- January 18, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Normalized Age
- 980 ± 50
- Context
- Feature 1, upper stratum, a slab lined thermal feature, E of the rockshelter. Ovoid in plan, flat bottomed. Upper fill was uderlaid by a series of horizontal stones capping the lower fill. Feature 1 meas. 70 x 50 cm, 25 cm deep. Fill contained small flecks of charcoal, 37 pieces of debitage, 1.4 kg of FCR, and a metate frag. This C14 date is statistically contemporaneous with a sample taken from under the slabs. The pooled mean is 921 +/- 62 BP, cal 2 sigma AD 1020 - 1220
- Comments
- Upper of two samples from a slab-lined hearth 70 by 50cm and 25cm deep; no associated artifacts