Sample MAR127
NavDat sample number 11304 · ANDESITE
Sample
| Sample ID | MAR127 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.3473 |
|---|---|
| Longitude | -120.206 |
| Location | Bald Mountain Formation Lavas |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.62 | 0.5 | 0.73 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.8 | WT% | XRF | |
| TIO2 | 1.6 | WT% | XRF | |
| AL2O3 | 17.03 | WT% | XRF | |
| FEO | 7.16 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 4.16 | WT% | XRF | |
| CAO | 7.65 | WT% | XRF | |
| NA2O | 4.31 | WT% | XRF | |
| K2O | 2.97 | WT% | XRF | |
| P2O5 | 0.82 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 141 | PPM | XRF | |
| CR | 214 | PPM | XRF | |
| NI | 106 | PPM | XRF | |
| RB | 65 | PPM | XRF | |
| SR | 1370 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| ZR | 288 | PPM | XRF | |
| NB | 36 | PPM | XRF | |
| BA | 1230 | PPM | XRF | |
| LA | 47 | PPM | XRF | |
| CE | 95 | PPM | XRF |