Sample TMAL-3-46
NavDat sample number 35634 · ANDESITE
Sample
| Sample ID | TMAL-3-46 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.7827 |
|---|---|
| Longitude | -105.431 |
| 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 | 55.75 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 1.12 | WT% | XRF | |
| AL2O3 | 17.34 | WT% | AAS | |
| FE2O3 | 2.67 | WT% | AAS | |
| FEO | 4.57 | WT% | AAS | |
| MNO | 0.12 | WT% | UNKNOWN | |
| MGO | 3.48 | WT% | AAS | |
| CAO | 6.04 | WT% | XRF | |
| NA2O | 3.9 | WT% | AAS | |
| K2O | 4.4 | WT% | AAS | |
| P2O5 | 0.61 | WT% | XRF | |
| LOI | 3.33 | WT% | LOI | |
| TOTAL | 100.15 | WT% | LOI | |
| BA | 1957 | PPM | XRF | |
| BE | 1.9 | PPM | UNKNOWN | |
| CO | 22 | PPM | UNKNOWN | |
| CR | 37 | PPM | UNKNOWN | |
| CU | 34 | PPM | UNKNOWN | |
| LI | 10 | PPM | UNKNOWN | |
| NB | 38 | PPM | XRF | |
| NI | 17 | PPM | UNKNOWN | |
| PB | 9 | PPM | UNKNOWN | |
| RB | 88 | PPM | XRF | |
| SR | 1028 | PPM | XRF | |
| TH | 11 | PPM | GAMMA-RAY COUNTING | |
| U | 2.4 | PPM | GAMMA-RAY COUNTING | |
| V | 156 | PPM | UNKNOWN | |
| Y | 28 | PPM | ICP | |
| ZN | 100 | PPM | UNKNOWN | |
| ZR | 233 | PPM | XRF |