Sample BO1
NavDat sample number 54472 · TUFF
Sample
| Sample ID | BO1 |
|---|---|
| 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 | 73.4 | WT% | XRF | |
| TIO2 | 0.2 | WT% | XRF | |
| AL2O3 | 13.71 | WT% | XRF | |
| FEO | 1.07 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| MGO | 0.43 | WT% | XRF | |
| CAO | 1.78 | WT% | XRF | |
| NA2O | 3.02 | WT% | XRF | |
| K2O | 4.43 | WT% | XRF | |
| P2O5 | 0.1 | WT% | XRF | |
| ZN | 66 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| RB | 127 | PPM | XRF | |
| SR | 221 | PPM | XRF | |
| Y | 36 | PPM | XRF | |
| ZR | 247 | PPM | XRF | |
| NB | 18 | PPM | XRF | |
| CS | -5 | PPM | XRF | |
| BA | 603 | PPM | XRF | |
| PB | 27 | PPM | XRF | |
| TH | 15 | PPM | XRF | |
| LA | 40 | PPM | XRF | |
| CE | 90 | PPM | XRF | |
| PR | 19 | PPM | XRF | |
| ND | 49 | PPM | XRF | |
| SM | -8 | PPM | XRF |