Sample L82-97
NavDat sample number 18311 · TRACHYANDESITE
Sample
| Sample ID | L82-97 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.2333 |
|---|---|
| Longitude | -118.15 |
| State / province | Nevada |
| Volcanic field | Mina |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 17.3 | 15.57 | 19.03 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.04 | WT% | XRF | |
| TIO2 | 0.89 | WT% | XRF | |
| AL2O3 | 16.95 | WT% | XRF | |
| FE2O3 | 6.15 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| MGO | 3.35 | WT% | XRF | |
| CAO | 6.19 | WT% | XRF | |
| NA2O | 3.91 | WT% | XRF | |
| K2O | 2.64 | WT% | XRF | |
| P2O5 | 0.31 | WT% | XRF | |
| TOTAL | 99.52 | WT% | XRF | |
| BA | 1387 | PPM | XRF | |
| CR | 28 | PPM | XRF | |
| CU | 31 | PPM | XRF | |
| NB | 7 | PPM | XRF | |
| NI | 14 | PPM | XRF | |
| PB | 13 | PPM | XRF | |
| RB | 39 | PPM | XRF | |
| SC | 12 | PPM | INAA | |
| SR | 1219 | PPM | XRF | |
| V | 150 | PPM | XRF | |
| Y | 15 | PPM | XRF | |
| ZN | 71 | PPM | XRF | |
| ZR | 116 | PPM | XRF | |
| LA | 34 | PPM | INAA | |
| CE | 76 | PPM | INAA | |
| ND | 34 | PPM | INAA |