Sample RA-3-68
NavDat sample number 35607 · ANDESITE
Sample
| Sample ID | RA-3-68 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.1253 |
|---|---|
| Longitude | -105.325 |
| Location | Querida-Rosita road |
| State / province | Colorado |
| Formation | ROSITA ANDESITE |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30 | 25 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.77 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.79 | WT% | XRF | |
| AL2O3 | 16.67 | WT% | AAS | |
| FE2O3 | 2.36 | WT% | AAS | |
| FEO | 2.04 | WT% | AAS | |
| MNO | 0.06 | WT% | UNKNOWN | |
| MGO | 0.64 | WT% | AAS | |
| CAO | 4.38 | WT% | XRF | |
| NA2O | 4.11 | WT% | AAS | |
| K2O | 4.85 | WT% | AAS | |
| P2O5 | 0.32 | WT% | XRF | |
| LOI | 4.92 | WT% | LOI | |
| TOTAL | 100.78 | WT% | LOI | |
| BA | 2008 | PPM | XRF | |
| BE | 1.8 | PPM | UNKNOWN | |
| CO | 14 | PPM | UNKNOWN | |
| CR | 23 | PPM | UNKNOWN | |
| CU | 37 | PPM | UNKNOWN | |
| LI | 22 | PPM | UNKNOWN | |
| NI | 10 | PPM | UNKNOWN | |
| PB | 32 | PPM | UNKNOWN | |
| RB | 64 | PPM | XRF | |
| SR | 706 | PPM | XRF | |
| TH | 14 | PPM | GAMMA-RAY COUNTING | |
| U | 2.9 | PPM | GAMMA-RAY COUNTING | |
| V | 102 | PPM | UNKNOWN | |
| Y | 18 | PPM | ICP | |
| ZN | 53 | PPM | UNKNOWN | |
| ZR | 211 | PPM | XRF |