Sample TMAL-2-45
NavDat sample number 35633 · ANDESITE
Sample
| Sample ID | TMAL-2-45 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.7821 |
|---|---|
| Longitude | -105.432 |
| Location | West Fourmile Creek |
| State / province | Colorado |
| Formation | THIRTYNINE MILE ANDESITE LOWER |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 35 | 30 | 40 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.32 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.85 | WT% | XRF | |
| AL2O3 | 17.5 | WT% | AAS | |
| FE2O3 | 2.4 | WT% | AAS | |
| FEO | 3.21 | WT% | AAS | |
| MNO | 0.11 | WT% | UNKNOWN | |
| MGO | 2.01 | WT% | AAS | |
| CAO | 5.01 | WT% | XRF | |
| NA2O | 4.22 | WT% | AAS | |
| K2O | 4.96 | WT% | AAS | |
| P2O5 | 0.4 | WT% | XRF | |
| LOI | 1.86 | WT% | LOI | |
| TOTAL | 99.51 | WT% | LOI | |
| BA | 2023 | PPM | XRF | |
| BE | 1.9 | PPM | UNKNOWN | |
| CO | 22 | PPM | UNKNOWN | |
| CR | 37 | PPM | UNKNOWN | |
| CU | 16 | PPM | UNKNOWN | |
| LI | 7 | PPM | UNKNOWN | |
| NI | 10 | PPM | UNKNOWN | |
| PB | 9 | PPM | UNKNOWN | |
| RB | 111 | PPM | XRF | |
| SR | 988 | PPM | XRF | |
| TH | 14 | PPM | GAMMA-RAY COUNTING | |
| U | 3.1 | PPM | GAMMA-RAY COUNTING | |
| V | 94 | PPM | UNKNOWN | |
| Y | 28 | PPM | ICP | |
| ZN | 88 | PPM | UNKNOWN | |
| ZR | 270 | PPM | XRF |