Sample RVR-4-129
NavDat sample number 35622 · RHYOLITE
Sample
| Sample ID | RVR-4-129 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.0849 |
|---|---|
| Longitude | -105.359 |
| Location | Rosita Cemetery |
| State / province | Colorado |
| Formation | ROSITA VOLCANO RHYOLITE |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30 | 25 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77.02 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.08 | WT% | XRF | |
| AL2O3 | 12.4 | WT% | AAS | |
| FE2O3 | 0.83 | WT% | AAS | |
| FEO | 0 | WT% | AAS | |
| MNO | 0.05 | WT% | UNKNOWN | |
| MGO | 0.06 | WT% | AAS | |
| CAO | 0.28 | WT% | XRF | |
| NA2O | 3.71 | WT% | AAS | |
| K2O | 5.54 | WT% | AAS | |
| P2O5 | 0.03 | WT% | XRF | |
| LOI | 0.88 | WT% | LOI | |
| TOTAL | 100.27 | WT% | LOI | |
| BA | 120 | PPM | XRF | |
| BE | 4.6 | PPM | UNKNOWN | |
| CO | 17 | PPM | UNKNOWN | |
| CR | 2 | PPM | UNKNOWN | |
| CU | 4 | PPM | UNKNOWN | |
| LI | 25 | PPM | UNKNOWN | |
| NI | 2 | PPM | UNKNOWN | |
| PB | 44 | PPM | UNKNOWN | |
| RB | 201 | PPM | XRF | |
| SR | 31 | PPM | XRF | |
| TH | 33 | PPM | GAMMA-RAY COUNTING | |
| U | 8.5 | PPM | GAMMA-RAY COUNTING | |
| V | 3 | PPM | UNKNOWN | |
| Y | 5 | PPM | ICP | |
| ZN | 35 | PPM | UNKNOWN | |
| ZR | 117 | PPM | XRF |