Sample BO3
NavDat sample number 54473 · TUFF
Sample
| Sample ID | BO3 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Bovard district, Gabbs Vly. R., Nevada [approx. SE 1/4, Sec. 19, T11N, R32E, map unit Tgv of Weaver, 1982]. Welded devitrified tuff of Gabbs Valley, section about 28 m thick. Not Nine Hill Tuff. Reference: Weaver, 1982. |
Location
| Latitude | 38.806 |
|---|---|
| Longitude | -118.414 |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 24.85 | 23.3 | 26.4 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.41 | WT% | XRF | |
| TIO2 | 0.2 | WT% | XRF | |
| AL2O3 | 13.86 | WT% | XRF | |
| FEO | 1.26 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| MGO | 0.42 | WT% | XRF | |
| CAO | 0.48 | WT% | XRF | |
| NA2O | 3.45 | WT% | XRF | |
| K2O | 5.31 | WT% | XRF | |
| P2O5 | 0.1 | WT% | XRF | |
| ZN | 83 | PPM | XRF | |
| GA | 21 | PPM | XRF | |
| RB | 158 | PPM | XRF | |
| SR | 76 | PPM | XRF | |
| Y | 33 | PPM | XRF | |
| ZR | 249 | PPM | XRF | |
| NB | 19 | PPM | XRF | |
| CS | 5 | PPM | XRF | |
| BA | 608 | PPM | XRF | |
| PB | 32 | PPM | XRF | |
| TH | 16 | PPM | XRF | |
| LA | 56 | PPM | XRF | |
| CE | 86 | PPM | XRF | |
| PR | 21 | PPM | XRF | |
| ND | 30 | PPM | XRF | |
| SM | -8 | PPM | XRF |