Sample MH17
NavDat sample number 54442 · TUFF
Sample
| Sample ID | MH17 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Mound House, Carson city, Nevada [Referenced to Hill 5675 in SW 1/4, SE 1/4, Sec. 26 T16N, R20E: 1100 m S84W] Intermediate to upper phase devitrified densely welded crystal-vitric to vitric-crystal Nine Hill Tuff. |
Location
| Latitude | 39.2147 |
|---|---|
| Longitude | -119.702 |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 22.78 | 19.21 | 26.34 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 75.75 | WT% | XRF | |
| TIO2 | 0.33 | WT% | XRF | |
| AL2O3 | 14.82 | WT% | XRF | |
| FEO | 0.86 | WT% | XRF | |
| MNO | 0.03 | WT% | XRF | |
| MGO | -0.43 | WT% | XRF | |
| CAO | 0.48 | WT% | XRF | |
| NA2O | 4.31 | WT% | XRF | |
| K2O | 5.79 | WT% | XRF | |
| P2O5 | 0.13 | WT% | XRF | |
| ZN | 84 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| RB | 180 | PPM | XRF | |
| SR | 37 | PPM | XRF | |
| Y | 40 | PPM | XRF | |
| ZR | 415 | PPM | XRF | |
| NB | 25 | PPM | XRF | |
| CS | -5 | PPM | XRF | |
| BA | 750 | PPM | XRF | |
| PB | 32 | PPM | XRF | |
| TH | 19 | PPM | XRF | |
| LA | 51 | PPM | XRF | |
| CE | 114 | PPM | XRF | |
| PR | 20 | PPM | XRF | |
| ND | 38 | PPM | XRF | |
| SM | 11 | PPM | XRF |