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Sample 89L-115
NavDat sample number 45950 · ANDESITE
Sample
| Sample ID | 89L-115 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.605 |
|---|
| Longitude | -106.991 |
|---|
| Location | Head of Ivy 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 | 60.79 | | WT% | XRF |
| TIO2 | 0.800363 | | WT% | XRF |
| AL2O3 | 16.3112 | | WT% | XRF |
| FE2O3 | 6.83854 | | WT% | XRF |
| MGO | 2.35043 | | WT% | XRF |
| CAO | 5.1669 | | WT% | XRF |
| NA2O | 3.64722 | | WT% | XRF |
| K2O | 3.18119 | | WT% | XRF |
| P2O5 | 0.425509 | | WT% | XRF |
| MNO | 0.121574 | | WT% | XRF |
| LOI | 1.29 | | WT% | XRF |
| TOTAL | 99.63 | | WT% | XRF |
| ZN | 93 | | PPM | XRF |
| RB | 61 | | PPM | XRF |
| SR | 813 | | PPM | XRF |
| Y | 29 | | PPM | XRF |
| ZR | 199 | | PPM | XRF |
| NB | 15 | | PPM | XRF |
| BA | 1288 | | PPM | XRF |
| LA | 49 | | PPM | XRF |
| CE | 85 | | PPM | XRF |
| ND | 49 | | PPM | XRF |
