Sample SC-12
NavDat sample number 31351 · ANDESITE
Sample
| Sample ID | SC-12 |
|---|---|
| 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 | 60.61 | WT% | XRF | |
| TIO2 | 1.1 | WT% | XRF | |
| AL2O3 | 16.33 | WT% | SRC AND AAS | |
| FEO | 6.95 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 3.99 | WT% | SRC AND AAS | |
| CAO | 6.72 | WT% | XRF | |
| NA2O | 3.51 | WT% | SRC AND AAS | |
| K2O | 1.2 | WT% | XRF | |
| P2O5 | 0.24 | WT% | XRF | |
| TOTAL | 100.76 | WT% | XRF | |
| RB | 41 | PPM | XRF | |
| SR | 357 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 237 | PPM | XRF | |
| BA | 435 | PPM | XRF | |
| V | 133 | PPM | XRF | |
| CR | 117 | PPM | XRF | |
| NI | 57 | PPM | XRF |