Sample SC-4
NavDat sample number 31356 · ANDESITE
Sample
| Sample ID | SC-4 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.4676 |
|---|---|
| Longitude | -120.411 |
| State / province | Oregon |
| Formation | Clarno Formation |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 45.6 | 37.4 | 53.8 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.66 | WT% | XRF | |
| TIO2 | 0.95 | WT% | XRF | |
| AL2O3 | 5.84 | WT% | SRC AND AAS | |
| FEO | 6.39 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| MGO | 3.45 | WT% | SRC AND AAS | |
| CAO | 6.07 | WT% | XRF | |
| NA2O | 3.63 | WT% | SRC AND AAS | |
| K2O | 1.79 | WT% | XRF | |
| P2O5 | 0.21 | WT% | XRF | |
| TOTAL | 101.07 | WT% | XRF | |
| RB | 61 | PPM | XRF | |
| SR | 419 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 226 | PPM | XRF | |
| BA | 487 | PPM | XRF | |
| V | 130 | PPM | XRF | |
| CR | 78 | PPM | XRF | |
| NI | 48 | PPM | XRF |