Sample 1418
NavDat sample number 53090 · ANDESITE
Sample
| Sample ID | 1418 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.6833 |
|---|---|
| Longitude | -121.488 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.29 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.6 | WT% | XRF | |
| AL2O3 | 17.1 | WT% | XRF | |
| FEOT | 7.79 | WT% | XRF | |
| MGO | 3.93 | WT% | XRF | |
| CAO | 7.4 | WT% | XRF | |
| NA2O | 3.89 | WT% | XRF | |
| K2O | 1.58 | WT% | XRF | |
| TIO2 | 1.21 | WT% | XRF | |
| P2O5 | 0.36 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| TOTAL | 100.16 | WT% | XRF | |
| LOI | 0.55 | WT% | XRF | |
| RB | 42 | PPM | XRF | |
| SR | 514 | PPM | XRF | |
| Y | 33 | PPM | XRF | |
| ZR | 195 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| BA | 585 | PPM | XRF | |
| NI | 43 | PPM | XRF | |
| CU | 70 | PPM | XRF | |
| ZN | 63 | PPM | XRF | |
| CR | 39 | PPM | XRF |