Sample MAR166
NavDat sample number 11253 · ANDESITE
Sample
| Sample ID | MAR166 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.2975 |
|---|---|
| Longitude | -120.098 |
| 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 | 53.46 | WT% | XRF | |
| TIO2 | 1.73 | WT% | XRF | |
| AL2O3 | 16.68 | WT% | XRF | |
| FEO | 7.71 | WT% | XRF | |
| MNO | 0.118 | WT% | XRF | |
| MGO | 5.4 | WT% | XRF | |
| CAO | 8.15 | WT% | XRF | |
| NA2O | 3.33 | WT% | XRF | |
| K2O | 2.46 | WT% | XRF | |
| P2O5 | 0.62 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 194 | PPM | XRF | |
| CR | 224 | PPM | XRF | |
| NI | 132 | PPM | XRF | |
| RB | 75 | PPM | XRF | |
| SR | 1100 | PPM | XRF | |
| Y | 28 | PPM | XRF | |
| ZR | 249 | PPM | XRF | |
| NB | 25 | PPM | XRF | |
| BA | 1190 | PPM | XRF | |
| LA | 46 | PPM | XRF | |
| CE | 97 | PPM | XRF |