Sample GRT-2-73
NavDat sample number 35577 · TRACHYTE
Sample
| Sample ID | GRT-2-73 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.1138 |
|---|---|
| Longitude | -105.318 |
| Location | Game Ridge |
| State / province | Colorado |
| Formation | GAME RIDGE TRACHYTE |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30 | 25 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.14 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.46 | WT% | XRF | |
| AL2O3 | 18.37 | WT% | AAS | |
| FE2O3 | 2.04 | WT% | AAS | |
| FEO | 0.79 | WT% | AAS | |
| MNO | 0.22 | WT% | UNKNOWN | |
| MGO | 0.8 | WT% | AAS | |
| CAO | 1.65 | WT% | XRF | |
| NA2O | 2.91 | WT% | AAS | |
| K2O | 6.53 | WT% | AAS | |
| P2O5 | 0.08 | WT% | XRF | |
| LOI | 4.45 | WT% | LOI | |
| TOTAL | 99.65 | WT% | LOI | |
| BA | 1716 | PPM | XRF | |
| BE | 3.3 | PPM | UNKNOWN | |
| CO | 6 | PPM | UNKNOWN | |
| CR | 2 | PPM | UNKNOWN | |
| CU | 2 | PPM | UNKNOWN | |
| LI | 34 | PPM | UNKNOWN | |
| NI | 4 | PPM | UNKNOWN | |
| PB | 50 | PPM | UNKNOWN | |
| RB | 242 | PPM | XRF | |
| SR | 128 | PPM | XRF | |
| TH | 25 | PPM | GAMMA-RAY COUNTING | |
| U | 5.1 | PPM | GAMMA-RAY COUNTING | |
| V | 34 | PPM | UNKNOWN | |
| Y | 26 | PPM | ICP | |
| ZN | 226 | PPM | UNKNOWN | |
| ZR | 404 | PPM | XRF | |
| SR87_SR86 | 0.70504 | TIMS_ID | ||
| SR | 1386 | PPM | TIMS_ID |