Sample D85-164
NavDat sample number 18357 · TRACHYANDESITE
Sample
| Sample ID | D85-164 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.5667 |
|---|---|
| Longitude | -118.35 |
| State / province | Nevada |
| Volcanic field | Mina |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 3.55 | 1.8 | 5.3 | Pliocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.67 | WT% | XRF | |
| TIO2 | 0.6 | WT% | XRF | |
| AL2O3 | 15.81 | WT% | XRF | |
| FE2O3 | 3.89 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| MGO | 1.48 | WT% | XRF | |
| CAO | 3.46 | WT% | XRF | |
| NA2O | 3.86 | WT% | XRF | |
| K2O | 4.42 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| TOTAL | 97.49 | WT% | XRF | |
| BA | 892 | PPM | XRF | |
| CO | 11 | PPM | XRF | |
| CR | 9 | PPM | XRF | |
| CU | 22 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| NI | 6 | PPM | XRF | |
| PB | 13 | PPM | XRF | |
| RB | 22 | PPM | XRF | |
| SR | 875 | PPM | XRF | |
| V | 114 | PPM | XRF | |
| Y | 21 | PPM | XRF | |
| ZN | 90 | PPM | XRF | |
| ZR | 171 | PPM | XRF |