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- Lab number
- SFU-398
- Material dated
- freshwater mollusc shell; coquille de mollusque d'eau douce
- Locality
- east bank of the Thompson River, 303-325 m asl, northeast of Ashcroft, Fraser drainage, British Columbia
- Map sheet
- 92 I/14
- Date submitted
- May 11, 0096
- Date uploaded
- February 14, 2020
- Measured Age
- 1220 ± 70
- Normalized Age
- 6290 ± 120
- Significance
- Lehman, anomalous, old; anormal, vieux
- Stratigraphic component
- Zone 2
- Context
- cultural Zone II, layer 6
- Additional information
- It is assumed that this date is corrected for isotopic fractionation.
- Comments
- EeRh-61: Rattlesnake Hill: Stryd and Rousseau (1996) assign Zone IIA to the Lochnore phase (5500-3500 BP), Zones II and III to the Lehman phase (6000-4400 BP), and Zone IV to the earlier Early Nesikep phase. All three phases belong to the Middle Period of interior British Columbia prehistory.