Sample STILL
NavDat sample number 54807 · ANDESITE
Sample
| Sample ID | STILL |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 45.307 |
|---|---|
| Longitude | -121.824 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 8 | 8 | 9 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60.73 | WT% | XRF | |
| TIO2 | 1.06 | WT% | XRF | |
| AL2O3 | 16.87 | WT% | XRF | |
| FEOT | 7.17 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| MGO | 3.37 | WT% | XRF | |
| CAO | 5.88 | WT% | XRF | |
| NA2O | 3.33 | WT% | XRF | |
| K2O | 1.26 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| TOTAL | 100.01 | WT% | XRF | |
| BA | 420 | PPM | INAA | |
| LA | 15.3 | PPM | INAA | |
| CE | 37.4 | PPM | INAA | |
| RB | 33 | PPM | INAA | |
| SR | 350 | PPM | INAA | |
| CO | 20.6 | PPM | INAA | |
| CR | 86 | PPM | INAA | |
| SC | 16.63 | PPM | INAA | |
| ZN | 61 | PPM | INAA |