Sample L82-81
NavDat sample number 18297 · BASALTIC-ANDESITE
Sample
| Sample ID | L82-81 |
|---|---|
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.15 |
|---|---|
| Longitude | -119.083 |
| State / province | Nevada |
| Volcanic field | Churchill |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 8.25 | 5.3 | 11.2 | Late Miocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.16 | WT% | XRF | |
| TIO2 | 0.96 | WT% | XRF | |
| AL2O3 | 18.31 | WT% | XRF | |
| FE2O3 | 8.06 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 4.15 | WT% | XRF | |
| CAO | 7.3 | WT% | XRF | |
| NA2O | 3.91 | WT% | XRF | |
| K2O | 1.51 | WT% | XRF | |
| P2O5 | 0.33 | WT% | XRF | |
| TOTAL | 99.83 | WT% | XRF | |
| BA | 938 | PPM | XRF | |
| CR | 44 | PPM | XRF | |
| CU | 21 | PPM | XRF | |
| NB | 7 | PPM | XRF | |
| NI | 17 | PPM | XRF | |
| PB | 11 | PPM | XRF | |
| RB | 22 | PPM | XRF | |
| SC | 19 | PPM | INAA | |
| SR | 717 | PPM | XRF | |
| V | 156 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| ZN | 91 | PPM | XRF | |
| ZR | 132 | PPM | XRF | |
| LA | 18 | PPM | INAA | |
| CE | 42 | PPM | INAA | |
| ND | 25 | PPM | INAA |