Sample 270
NavDat sample number 14791 · RHYODACITE
Sample
| Sample ID | 270 |
|---|---|
| Rock name | RHYODACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.2517 |
|---|---|
| Longitude | -114.632 |
| Location | Kate Springs Wash Caldera |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 13.9 | 13.8 | 14 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.1 | WT% | XRF | |
| AL2O3 | 13.7 | WT% | XRF | |
| FE2O3 | 3.88 | WT% | XRF | |
| MGO | 0.24 | WT% | XRF | |
| CAO | 0.67 | WT% | XRF | |
| NA2O | 4.28 | WT% | XRF | |
| K2O | 5.31 | WT% | XRF | |
| TIO2 | 0.42 | WT% | XRF | |
| P2O5 | 0.08 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| RB | 138 | PPM | XRF | |
| SR | 48 | PPM | XRF | |
| ZR | 611 | PPM | XRF | |
| Y | 64 | PPM | XRF | |
| NB | 62 | PPM | XRF | |
| TOTAL | 99.5 | WT% | XRF | |
| LA | 81 | PPM | INAA | |
| CE | 194 | PPM | INAA | |
| ND | 75 | PPM | INAA | |
| SM | 14.3 | PPM | INAA | |
| EU | 1.4 | PPM | INAA | |
| TB | 1.9 | PPM | INAA | |
| YB | 6.9 | PPM | INAA | |
| LU | 1.12 | PPM | INAA | |
| SC | 4 | PPM | INAA | |
| CO | 0.8 | PPM | INAA | |
| HF | 17.3 | PPM | INAA | |
| TA | 4.5 | PPM | INAA | |
| TH | 19.3 | PPM | INAA | |
| U | 5.5 | PPM | INAA | |
| CR | 20 | PPM | XRF |