Sample MRNW27
NavDat sample number 11283 · ANDESITE
Sample
| Sample ID | MRNW27 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.4236 |
|---|---|
| Longitude | -120.103 |
| Location | Hunter Lake Formation Lavas |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2.8 | 2.52 | 3.08 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 31.17 | WT% | XRF | |
| TIO2 | 1.04 | WT% | XRF | |
| AL2O3 | 16.05 | WT% | XRF | |
| FEO | 5.16 | WT% | XRF | |
| MNO | 0.091 | WT% | XRF | |
| MGO | 2.72 | WT% | XRF | |
| CAO | 5.54 | WT% | XRF | |
| NA2O | 4.44 | WT% | XRF | |
| K2O | 3.04 | WT% | XRF | |
| P2O5 | 0.33 | WT% | XRF | |
| TOTAL | 99.88 | WT% | XRF | |
| V | 167 | PPM | XRF | |
| CR | 50 | PPM | XRF | |
| NI | 36 | PPM | XRF | |
| RB | 74 | PPM | XRF | |
| SR | 752 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 272 | PPM | XRF | |
| NB | 24 | PPM | XRF | |
| BA | 1570 | PPM | XRF | |
| LA | 34 | PPM | XRF | |
| CE | 56 | PPM | XRF |