Sample CA7
NavDat sample number 54482 · TUFF
Sample
| Sample ID | CA7 |
|---|---|
| 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 | 75.91 | WT% | XRF | |
| TIO2 | 0.08 | WT% | XRF | |
| AL2O3 | 12.41 | WT% | XRF | |
| FEO | 0.77 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| MGO | -0.43 | WT% | XRF | |
| CAO | 0.48 | WT% | XRF | |
| NA2O | 3.17 | WT% | XRF | |
| K2O | 5.24 | WT% | XRF | |
| P2O5 | -0.08 | WT% | XRF | |
| S | 47 | PPM | XRF | |
| CL | 579 | PPM | XRF | |
| ZN | 47 | PPM | XRF | |
| GA | 16 | PPM | XRF | |
| RB | 189 | PPM | XRF | |
| SR | 17 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 137 | PPM | XRF | |
| NB | 19 | PPM | XRF | |
| CS | -5 | PPM | XRF | |
| BA | 55 | PPM | XRF | |
| PB | 40 | PPM | XRF | |
| TH | 16 | PPM | XRF | |
| LA | 28 | PPM | XRF | |
| CE | 66 | PPM | XRF | |
| PR | -8 | PPM | XRF | |
| ND | 19 | PPM | XRF | |
| SM | -8 | PPM | XRF |