Sample MAR115B
NavDat sample number 11244 · ANDESITE
Sample
| Sample ID | MAR115B |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.3573 |
|---|---|
| Longitude | -120.074 |
| 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 | 54.94 | WT% | XRF | |
| TIO2 | 1.28 | WT% | XRF | |
| AL2O3 | 17.96 | WT% | XRF | |
| FEO | 7.26 | WT% | XRF | |
| MNO | 0.139 | WT% | XRF | |
| MGO | 3.97 | WT% | XRF | |
| CAO | 7.64 | WT% | XRF | |
| NA2O | 3.3 | WT% | XRF | |
| K2O | 2.54 | WT% | XRF | |
| P2O5 | 0.6 | WT% | XRF | |
| TOTAL | 99.9 | WT% | XRF | |
| V | 117 | PPM | XRF | |
| CR | 186 | PPM | XRF | |
| NI | 102 | PPM | XRF | |
| RB | 61 | PPM | XRF | |
| SR | 745 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| ZR | 258 | PPM | XRF | |
| NB | 20 | PPM | XRF | |
| BA | 1030 | PPM | XRF | |
| LA | 29 | PPM | XRF | |
| CE | 72 | PPM | XRF |