Sample RA-2-19
NavDat sample number 35606 · ANDESITE
Sample
| Sample ID | RA-2-19 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.1051 |
|---|---|
| Longitude | -105.337 |
| Location | Poverty Gulch 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 | 64.72 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.53 | WT% | XRF | |
| AL2O3 | 16.76 | WT% | AAS | |
| FE2O3 | 2.14 | WT% | AAS | |
| FEO | 1.63 | WT% | AAS | |
| MNO | 0.09 | WT% | UNKNOWN | |
| MGO | 1.64 | WT% | AAS | |
| CAO | 4.24 | WT% | XRF | |
| NA2O | 3.91 | WT% | AAS | |
| K2O | 4.14 | WT% | AAS | |
| P2O5 | 0.2 | WT% | XRF | |
| LOI | 5 | WT% | LOI | |
| TOTAL | 98.81 | WT% | LOI | |
| BA | 1469 | PPM | XRF | |
| BE | 1.6 | PPM | UNKNOWN | |
| CO | 17 | PPM | UNKNOWN | |
| CR | 39 | PPM | UNKNOWN | |
| CU | 15 | PPM | UNKNOWN | |
| LI | 33 | PPM | UNKNOWN | |
| NI | 16 | PPM | UNKNOWN | |
| PB | 31 | PPM | UNKNOWN | |
| RB | 47 | PPM | XRF | |
| SR | 1015 | PPM | XRF | |
| TH | 5.8 | PPM | GAMMA-RAY COUNTING | |
| U | 1.7 | PPM | GAMMA-RAY COUNTING | |
| V | 63 | PPM | UNKNOWN | |
| Y | 11 | PPM | ICP | |
| ZN | 67 | PPM | UNKNOWN | |
| ZR | 121 | PPM | XRF |