Sample SJ85-14
NavDat sample number 45722 · RHYOLITE
Sample
| Sample ID | SJ85-14 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.573 |
|---|---|
| Longitude | -106.672 |
| Location | Cattle Mountain, lowermost NW rhyolite |
| State / province | COLORADO |
| Formation | Snowshoe Mtn. Tuff, outflow sheet, Creede Caldera cycle |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.92 | 26.85 | 26.99 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.75 | WT% | XRF | |
| TIO2 | 0.479652 | WT% | XRF | |
| AL2O3 | 15.7242 | WT% | XRF | |
| FE2O3 | 3.64953 | WT% | XRF | |
| MGO | 1.71006 | WT% | XRF | |
| CAO | 3.11774 | WT% | XRF | |
| NA2O | 2.98218 | WT% | XRF | |
| K2O | 4.34815 | WT% | XRF | |
| P2O5 | 0.218972 | WT% | XRF | |
| MNO | 0.093845 | WT% | XRF | |
| LOI | 4.1 | WT% | XRF | |
| TOTAL | 100.07 | WT% | XRF | |
| ZN | 59 | PPM | XRF | |
| RB | 137 | PPM | XRF | |
| SR | 434 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 183 | PPM | XRF | |
| NB | 20 | PPM | XRF | |
| PB | 48 | PPM | XRF | |
| NI | 9 | PPM | XRF | |
| RB | 124 | PPM | INAA | |
| BA | 707 | PPM | INAA | |
| SR | 437 | PPM | INAA | |
| TH | 11.6 | PPM | INAA | |
| U | 3.53 | PPM | INAA | |
| LA | 41.5 | PPM | INAA | |
| CE | 83.4 | PPM | INAA | |
| ND | 36 | PPM | INAA | |
| SM | 7.07 | PPM | INAA | |
| EU | 1.27 | PPM | INAA | |
| GD | 5.51 | PPM | INAA | |
| TB | 0.769 | PPM | INAA | |
| TM | 0.457 | PPM | INAA | |
| YB | 2.62 | PPM | INAA | |
| LU | 0.369 | PPM | INAA | |
| TA | 1.26 | PPM | INAA | |
| ZR | 173 | PPM | INAA | |
| HF | 5.71 | PPM | INAA | |
| SB | 0.347 | PPM | INAA | |
| SC | 6.22 | PPM | INAA | |
| CR | 3.28 | PPM | INAA | |
| CO | 6.82 | PPM | INAA | |
| NI | 9.03 | PPM | INAA | |
| ZN | 65.8 | PPM | INAA |