Sample RHRT-1-16
NavDat sample number 35613 · RHYOLITE
Sample
| Sample ID | RHRT-1-16 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.1491 |
|---|---|
| Longitude | -105.362 |
| Location | Colorado State Road 96 |
| State / province | Colorado |
| Formation | ROSITA HILLS RHYOLITE TUFF |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30 | 25 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77.18 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.16 | WT% | XRF | |
| AL2O3 | 11.54 | WT% | AAS | |
| FE2O3 | 0.19 | WT% | AAS | |
| FEO | 0 | WT% | AAS | |
| MNO | 0 | WT% | UNKNOWN | |
| MGO | 0.02 | WT% | AAS | |
| CAO | 2.31 | WT% | XRF | |
| NA2O | 1.52 | WT% | AAS | |
| K2O | 7.03 | WT% | AAS | |
| P2O5 | 0.05 | WT% | XRF | |
| LOI | 2.91 | WT% | LOI | |
| TOTAL | 100.17 | WT% | LOI | |
| BA | 263 | PPM | XRF | |
| BE | 3.5 | PPM | UNKNOWN | |
| CO | 5 | PPM | UNKNOWN | |
| CR | 2 | PPM | UNKNOWN | |
| CU | 11 | PPM | UNKNOWN | |
| LI | 33 | PPM | UNKNOWN | |
| NI | 2 | PPM | UNKNOWN | |
| PB | 41 | PPM | UNKNOWN | |
| RB | 195 | PPM | XRF | |
| SR | 46 | PPM | XRF | |
| TH | 45 | PPM | GAMMA-RAY COUNTING | |
| U | 14 | PPM | GAMMA-RAY COUNTING | |
| V | 6 | PPM | UNKNOWN | |
| Y | 29 | PPM | ICP | |
| ZN | 8 | PPM | UNKNOWN | |
| ZR | 179 | PPM | XRF |