Sample TMAU-1-108
NavDat sample number 35638 · ANDESITE
Sample
| Sample ID | TMAU-1-108 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.8 |
|---|---|
| Longitude | -105.5 |
| 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 | 49.11 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 1.69 | WT% | XRF | |
| AL2O3 | 16.24 | WT% | AAS | |
| FE2O3 | 3.22 | WT% | AAS | |
| FEO | 7.31 | WT% | AAS | |
| MNO | 0.2 | WT% | UNKNOWN | |
| MGO | 6.27 | WT% | AAS | |
| CAO | 9.65 | WT% | XRF | |
| NA2O | 3.5 | WT% | AAS | |
| K2O | 2.19 | WT% | AAS | |
| P2O5 | 0.63 | WT% | XRF | |
| LOI | 1.69 | WT% | LOI | |
| TOTAL | 100.73 | WT% | LOI | |
| BA | 1634 | PPM | XRF | |
| BE | 2.2 | PPM | UNKNOWN | |
| CO | 38 | PPM | UNKNOWN | |
| CR | 139 | PPM | UNKNOWN | |
| CU | 57 | PPM | UNKNOWN | |
| LI | 2 | PPM | UNKNOWN | |
| NB | 26 | PPM | XRF | |
| NI | 52 | PPM | UNKNOWN | |
| PB | 8 | PPM | UNKNOWN | |
| RB | 41 | PPM | XRF | |
| SR | 1361 | PPM | XRF | |
| TH | 6.8 | PPM | GAMMA-RAY COUNTING | |
| U | 1.4 | PPM | GAMMA-RAY COUNTING | |
| V | 292 | PPM | UNKNOWN | |
| Y | 31 | PPM | ICP | |
| ZN | 113 | PPM | UNKNOWN | |
| ZR | 167 | PPM | XRF |