Sample D85-184
NavDat sample number 18376 · TRACHYANDESITE
Sample
| Sample ID | D85-184 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.1667 |
|---|---|
| Longitude | -118.733 |
| State / province | Nevada |
| Volcanic field | Aurora |
| Location comment | Huntoon Valley |
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 | 56.8 | WT% | XRF | |
| TIO2 | 0.97 | WT% | XRF | |
| AL2O3 | 17.13 | WT% | XRF | |
| FE2O3 | 6.66 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 3.95 | WT% | XRF | |
| CAO | 6.3 | WT% | XRF | |
| NA2O | 3.91 | WT% | XRF | |
| K2O | 2.88 | WT% | XRF | |
| P2O5 | 0.54 | WT% | XRF | |
| TOTAL | 99.25 | WT% | XRF | |
| BA | 1421 | PPM | XRF | |
| CO | 22 | PPM | XRF | |
| CR | 59 | PPM | XRF | |
| CU | 36 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| NI | 33 | PPM | XRF | |
| PB | 16 | PPM | XRF | |
| RB | 51 | PPM | XRF | |
| SR | 1034 | PPM | XRF | |
| V | 129 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| ZN | 76 | PPM | XRF | |
| ZR | 240 | PPM | XRF |