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Sample 88L-34
NavDat sample number 45905 · ANDESITE
Sample
| Sample ID | 88L-34 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.559 |
|---|
| Longitude | -106.991 |
|---|
| Location | West Fork San Juan River |
|---|
| State / province | COLORADO |
|---|
| Formation | South River Caldera Cycle, intrusions |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27 |
|
26.9 |
27.1 |
|
|
Analyses
Plutonic
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 57.55 | | WT% | XRF |
| TIO2 | 0.842444 | | WT% | XRF |
| AL2O3 | 17.5594 | | WT% | XRF |
| FE2O3 | 7.29779 | | WT% | XRF |
| MGO | 2.39538 | | WT% | XRF |
| CAO | 6.5873 | | WT% | XRF |
| NA2O | 3.93817 | | WT% | XRF |
| K2O | 2.62883 | | WT% | XRF |
| P2O5 | 0.548096 | | WT% | XRF |
| MNO | 0.172549 | | WT% | XRF |
| LOI | 1.47 | | WT% | XRF |
| TOTAL | 99.52 | | WT% | XRF |
| ZN | 139 | | PPM | XRF |
| RB | 54 | | PPM | XRF |
| SR | 1065 | | PPM | XRF |
| Y | 35 | | PPM | XRF |
| ZR | 206 | | PPM | XRF |
| NB | 14 | | PPM | XRF |
| BA | 1178 | | PPM | XRF |
| LA | 59 | | PPM | XRF |
| CE | 98 | | PPM | XRF |
| ND | 54 | | PPM | XRF |
