Sample MAR168
NavDat sample number 11249 · ANDESITE
Sample
| Sample ID | MAR168 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.304 |
|---|---|
| Longitude | -120.091 |
| 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 | 53.81 | WT% | XRF | |
| TIO2 | 1.75 | WT% | XRF | |
| AL2O3 | 17.18 | WT% | XRF | |
| FEO | 6.69 | WT% | XRF | |
| MNO | 0.109 | WT% | XRF | |
| MGO | 4.71 | WT% | XRF | |
| CAO | 7.61 | WT% | XRF | |
| NA2O | 3.97 | WT% | XRF | |
| K2O | 3.1 | WT% | XRF | |
| P2O5 | 0.71 | WT% | XRF | |
| TOTAL | 100.01 | WT% | XRF | |
| V | 173 | PPM | XRF | |
| CR | 181 | PPM | XRF | |
| NI | 135 | PPM | XRF | |
| RB | 97 | PPM | XRF | |
| SR | 1120 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 321 | PPM | XRF | |
| NB | 29 | PPM | XRF | |
| BA | 1480 | PPM | XRF | |
| LA | 54 | PPM | XRF | |
| CE | 120 | PPM | XRF |