Sample MRNW51
NavDat sample number 11266 · ANDESITE
Sample
| Sample ID | MRNW51 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.4115 |
|---|---|
| Longitude | -120.156 |
| Location | Boca Ridge 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 | 56.53 | WT% | XRF | |
| TIO2 | 1.36 | WT% | XRF | |
| AL2O3 | 16.9 | WT% | XRF | |
| FEO | 6.6 | WT% | XRF | |
| MNO | 0.107 | WT% | XRF | |
| MGO | 3.8 | WT% | XRF | |
| CAO | 6.88 | WT% | XRF | |
| NA2O | 4.4 | WT% | XRF | |
| K2O | 2.5 | WT% | XRF | |
| P2O5 | 0.51 | WT% | XRF | |
| TOTAL | 99.89 | WT% | XRF | |
| V | 192 | PPM | XRF | |
| CR | 100 | PPM | XRF | |
| NI | 50 | PPM | XRF | |
| RB | 54 | PPM | XRF | |
| SR | 924 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| ZR | 253 | PPM | XRF | |
| NB | 27 | PPM | XRF | |
| BA | 1390 | PPM | XRF | |
| LA | 40 | PPM | XRF | |
| CE | 69 | PPM | XRF |