| Sample identification | ||
|---|---|---|
| Record ID | 200 | |
| Sample ID | 60AGz40 | |
| Geographic location | ||
| Quadrangle | Anchorage | |
| Latitude | 61.826668 | |
| Longitude | -149.241669 | |
| Processing information | ||
| Dating method | K-Ar | |
| Comment | ||
| Reference | Csejtey et al, 1978, Winkler, 1992 | |
| Sample characteristics | ||
| Rock type | tonalite | |
| Mineral dated | hornblende | |
| Analytic result | ||
| Age (my) | 73.1 | |