Sample RRA-2-147
NavDat sample number 35616 · ANDESITE
Sample
| Sample ID | RRA-2-147 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.2713 |
|---|---|
| Longitude | -105.917 |
| Location | Reinecker Ridge |
| State / province | Colorado |
| Formation | REINECKER RIDGE ANDESITE |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 62 | 57 | 67 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.39 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.87 | WT% | XRF | |
| AL2O3 | 17.8 | WT% | AAS | |
| FE2O3 | 2.44 | WT% | AAS | |
| FEO | 5.2 | WT% | AAS | |
| MNO | 0.12 | WT% | UNKNOWN | |
| MGO | 2.67 | WT% | AAS | |
| CAO | 5.95 | WT% | XRF | |
| NA2O | 3.29 | WT% | AAS | |
| K2O | 2.79 | WT% | AAS | |
| P2O5 | 0.47 | WT% | XRF | |
| LOI | 3.05 | WT% | LOI | |
| TOTAL | 99.02 | WT% | LOI | |
| BA | 1074 | PPM | XRF | |
| BE | 0.9 | PPM | UNKNOWN | |
| CO | 17 | PPM | UNKNOWN | |
| CR | 5 | PPM | UNKNOWN | |
| CU | 8 | PPM | UNKNOWN | |
| LI | 5 | PPM | UNKNOWN | |
| NI | 10 | PPM | UNKNOWN | |
| PB | 40 | PPM | UNKNOWN | |
| RB | 48 | PPM | XRF | |
| SR | 651 | PPM | XRF | |
| TH | 4 | PPM | GAMMA-RAY COUNTING | |
| U | 0.9 | PPM | GAMMA-RAY COUNTING | |
| V | 129 | PPM | UNKNOWN | |
| Y | 35 | PPM | ICP | |
| ZN | 102 | PPM | UNKNOWN | |
| ZR | 174 | PPM | XRF |