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- Lab number
- Beta-131507
- Material dated
- Charcoal
- Type of date
- Archaeological
- Locality
- Montrose
- Date uploaded
- January 15, 2024
- Updater
- Wyoming team
- Date updated
- December 31, 2020
- Normalized Age
- 4540 ± 70
- δ13C (per mil)
- -25.0
- Context
- Feature 6B, a slab lined basin, meas 37 x 46 cm, 25 cm deep; steep sided. The slabs, one of which was a large slab metate, exhibited oxidation. The feature was identified by a single slab protruding from the ground. The fill contained 117 pieces of debitage, 30 fire altered slabs weighing 12.5 kg, 2 pieces of charred plant tissue.