Sample CA8
NavDat sample number 54459 · TUFF
Sample
| Sample ID | CA8 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Carson Airport, Carson city, Nevada [SW1/4, SE1/4, Sec 34, T15N, R20E]. No vitrophyre found. |
Location
| Latitude | 39.2015 |
|---|---|
| Longitude | -119.732 |
| 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 | 67.7 | WT% | XRF | |
| TIO2 | 0.32 | WT% | XRF | |
| AL2O3 | 13.96 | WT% | XRF | |
| FEO | 1.92 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | 0.54 | WT% | XRF | |
| CAO | 1.74 | WT% | XRF | |
| NA2O | 3.2 | WT% | XRF | |
| K2O | 4.97 | WT% | XRF | |
| P2O5 | 0.11 | WT% | XRF | |
| S | 205 | PPM | XRF | |
| CL | 480 | PPM | XRF | |
| ZN | 38 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| RB | 150 | PPM | XRF | |
| SR | 264 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 211 | PPM | XRF | |
| NB | 17 | PPM | XRF | |
| CS | -5 | PPM | XRF | |
| BA | 1626 | PPM | XRF | |
| PB | 40 | PPM | XRF | |
| TH | 21 | PPM | XRF | |
| LA | 55 | PPM | XRF | |
| CE | 93 | PPM | XRF | |
| PR | 15 | PPM | XRF | |
| ND | 20 | PPM | XRF | |
| SM | 10 | PPM | XRF |