Sample ARF-1-141
NavDat sample number 35533 · RHYOLITE
Sample
| Sample ID | ARF-1-141 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 39.0147 |
|---|---|
| Longitude | -105.899 |
| Location | Hill 9129 ft; Garo Quad, Park county |
| State / province | Colorado |
| Formation | ANTERO RESERVOIR RHYOLITE FLOW |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 35 | 30 | 40 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.42 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.49 | WT% | XRF | |
| AL2O3 | 14.74 | WT% | AAS | |
| FE2O3 | 2 | WT% | AAS | |
| FEO | 1.23 | WT% | AAS | |
| MNO | 0.04 | WT% | UNKNOWN | |
| MGO | 0.91 | WT% | AAS | |
| CAO | 3.66 | WT% | XRF | |
| NA2O | 3.25 | WT% | AAS | |
| K2O | 3.06 | WT% | AAS | |
| P2O5 | 0.19 | WT% | XRF | |
| LOI | 1.03 | WT% | LOI | |
| TOTAL | 100.56 | WT% | LOI | |
| BA | 1458 | PPM | XRF | |
| BE | 1.2 | PPM | UNKNOWN | |
| CO | 15 | PPM | UNKNOWN | |
| CR | 3 | PPM | UNKNOWN | |
| CU | 5 | PPM | UNKNOWN | |
| F | 480 | PPM | UNKNOWN | |
| LI | 20 | PPM | UNKNOWN | |
| NB | 19 | PPM | XRF | |
| NI | 4 | PPM | UNKNOWN | |
| PB | 21 | PPM | UNKNOWN | |
| RB | 65 | PPM | XRF | |
| SR | 630 | PPM | XRF | |
| TH | 14 | PPM | GAMMA-RAY COUNTING | |
| U | 3.1 | PPM | GAMMA-RAY COUNTING | |
| V | 44 | PPM | UNKNOWN | |
| Y | 15 | PPM | ICP | |
| ZN | 61 | PPM | UNKNOWN | |
| ZR | 210 | PPM | XRF |