Sample D85-224
NavDat sample number 18402 · TRACHYANDESITE
Sample
| Sample ID | D85-224 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.1667 |
|---|---|
| Longitude | -118.033 |
| State / province | Nevada |
| Volcanic field | Mina |
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 | 59.45 | WT% | XRF | |
| TIO2 | 1.4 | WT% | XRF | |
| AL2O3 | 17.63 | WT% | XRF | |
| FE2O3 | 4.46 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| MGO | 1.37 | WT% | XRF | |
| CAO | 5.4 | WT% | XRF | |
| NA2O | 4.53 | WT% | XRF | |
| K2O | 3.14 | WT% | XRF | |
| P2O5 | 0.09 | WT% | XRF | |
| TOTAL | 97.53 | WT% | XRF | |
| BA | 1590 | PPM | XRF | |
| CO | 17 | PPM | XRF | |
| CR | 44 | PPM | XRF | |
| CU | 26 | PPM | XRF | |
| NB | 17 | PPM | XRF | |
| NI | 27 | PPM | XRF | |
| PB | 15 | PPM | XRF | |
| RB | 52 | PPM | XRF | |
| SR | 1014 | PPM | XRF | |
| V | 142 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| ZN | 82 | PPM | XRF | |
| ZR | 280 | PPM | XRF |