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Sample 89L-122
NavDat sample number 45951 · ANDESITE
Sample
| Sample ID | 89L-122 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.6 |
|---|
| Longitude | -106.969 |
|---|
| Location | Near trail, at Goose Lake |
|---|
| 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 | 58.73 | | WT% | XRF |
| TIO2 | 0.968666 | | WT% | XRF |
| AL2O3 | 16.2453 | | WT% | XRF |
| FE2O3 | 7.85023 | | WT% | XRF |
| MGO | 2.67392 | | WT% | XRF |
| CAO | 5.80191 | | WT% | XRF |
| NA2O | 3.74349 | | WT% | XRF |
| K2O | 2.86564 | | WT% | XRF |
| P2O5 | 0.484333 | | WT% | XRF |
| MNO | 0.121083 | | WT% | XRF |
| LOI | 0.89 | | WT% | XRF |
| TOTAL | 99.48 | | WT% | XRF |
| ZN | 95 | | PPM | XRF |
| RB | 55 | | PPM | XRF |
| SR | 896 | | PPM | XRF |
| Y | 28 | | PPM | XRF |
| ZR | 193 | | PPM | XRF |
| NB | 16 | | PPM | XRF |
| BA | 1206 | | PPM | XRF |
| LA | 49 | | PPM | XRF |
| CE | 88 | | PPM | XRF |
| ND | 44 | | PPM | XRF |
