Sample RRA-3-148
NavDat sample number 35617 · ANDESITE
Sample
| Sample ID | RRA-3-148 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.2707 |
|---|---|
| Longitude | -105.92 |
| 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 | 57.77 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.83 | WT% | XRF | |
| AL2O3 | 17.64 | WT% | AAS | |
| FE2O3 | 2.41 | WT% | AAS | |
| FEO | 5.32 | WT% | AAS | |
| MNO | 0.15 | WT% | UNKNOWN | |
| MGO | 2.23 | WT% | AAS | |
| CAO | 5.42 | WT% | XRF | |
| NA2O | 4.07 | WT% | AAS | |
| K2O | 3.67 | WT% | AAS | |
| P2O5 | 0.48 | WT% | XRF | |
| LOI | 4.26 | WT% | LOI | |
| TOTAL | 99.3 | WT% | LOI | |
| BA | 1170 | PPM | XRF | |
| BE | 0.6 | PPM | UNKNOWN | |
| CO | 15 | PPM | UNKNOWN | |
| CR | 7 | PPM | UNKNOWN | |
| CU | 8 | PPM | UNKNOWN | |
| LI | 4 | PPM | UNKNOWN | |
| NB | 15 | PPM | XRF | |
| NI | 4 | PPM | UNKNOWN | |
| PB | 15 | PPM | UNKNOWN | |
| RB | 81 | PPM | XRF | |
| SR | 1154 | PPM | XRF | |
| TH | 4.1 | PPM | GAMMA-RAY COUNTING | |
| U | 0.9 | PPM | GAMMA-RAY COUNTING | |
| V | 85 | PPM | UNKNOWN | |
| Y | 31 | PPM | ICP | |
| ZN | 96 | PPM | UNKNOWN | |
| ZR | 178 | PPM | XRF | |
| SR87_SR86 | 0.70626 | TIMS_ID | ||
| SR | 1733 | PPM | TIMS_ID |