Sample 7776
NavDat sample number 7875 · BASALTIC-ANDESITE
Sample
| Sample ID | 7776 |
|---|---|
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 43.7941 |
|---|---|
| Longitude | -123.047 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 15.6 | 15 | 16 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.9 | WT% | XRF | |
| TIO2 | 1.26 | WT% | XRF | |
| AL2O3 | 16.5 | WT% | XRF | |
| FEOT | 7.86 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 5.09 | WT% | XRF | |
| CAO | 7.92 | WT% | XRF | |
| NA2O | 3.08 | WT% | INAA | |
| K2O | 0.98 | WT% | XRF | |
| P2O5 | 0.26 | WT% | XRF | |
| TOTAL | 98.59 | WT% | XRF | |
| LOI | 1.03 | WT% | XRF | |
| LA | 18.4 | PPM | INAA | |
| CE | 41.7 | PPM | INAA | |
| RB | 20.48 | PPM | MS-ID | |
| SR | 404.4 | PPM | MS-ID | |
| CO | 30.3 | PPM | INAA | |
| CR | 170 | PPM | INAA | |
| SC | 25.4 | PPM | INAA |