| Sample identification | ||
|---|---|---|
| Record ID | 956 | |
| Sample ID | 5WP2.9 | |
| Geographic location | ||
| Quadrangle | Gulkana | |
| Latitude | 62.775002 | |
| Longitude | -144.133331 | |
| Processing information | ||
| Dating method | K-Ar | |
| Comment | Ahtell pluton, age recalculated with 1976 constants | |
| Reference | Richter et al, 1975 | |
| Sample characteristics | ||
| Rock type | quartz monzonite | |
| Mineral dated | biotite | |
| Analytic result | ||
| Age (my) | 288 | |