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Sample DS89-008
NavDat sample number 45957 · ANDESITE
Sample
| Sample ID | DS89-008 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.593 |
|---|
| Longitude | -106.968 |
|---|
| Location | S of Goose Lake, along Fisher Creek |
|---|
| State / province | COLORADO |
|---|
| Formation | South River Caldera Cycle, Silver River volcanics |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27 |
|
26.9 |
27.1 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 61.3 | | WT% | XRF |
| TIO2 | 0.790307 | | WT% | XRF |
| AL2O3 | 16.2114 | | WT% | XRF |
| FE2O3 | 6.66695 | | WT% | XRF |
| MGO | 2.21894 | | WT% | XRF |
| CAO | 5.08633 | | WT% | XRF |
| NA2O | 3.53612 | | WT% | XRF |
| K2O | 3.32334 | | WT% | XRF |
| P2O5 | 0.435682 | | WT% | XRF |
| MNO | 0.111454 | | WT% | XRF |
| LOI | 1.3 | | WT% | XRF |
| TOTAL | 99.68 | | WT% | XRF |
| ZN | 124 | | PPM | XRF |
| RB | 71 | | PPM | XRF |
| SR | 804 | | PPM | XRF |
| Y | 24 | | PPM | XRF |
| ZR | 200 | | PPM | XRF |
| NB | 15 | | PPM | XRF |
| BA | 1288 | | PPM | XRF |
| LA | 44 | | PPM | XRF |
| CE | 84 | | PPM | XRF |
| ND | 44 | | PPM | XRF |
