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Sample DY89-21
NavDat sample number 46072 · ANDESITE
Sample
| Sample ID | DY89-21 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.606 |
|---|
| Longitude | -106.882 |
|---|
| Location | northwest of Table Mountain |
|---|
| State / province | COLORADO |
|---|
| Formation | La Garita Caldera Cycle, Huerto Andesite, finely porphyritic andesite flows |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27.71 |
|
27.62 |
27.8 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 57.54 | | WT% | XRF |
| TIO2 | 0.876767 | | WT% | XRF |
| AL2O3 | 17.4346 | | WT% | XRF |
| FE2O3 | 8.29401 | | WT% | XRF |
| MGO | 2.52952 | | WT% | XRF |
| CAO | 6.5304 | | WT% | XRF |
| NA2O | 3.66831 | | WT% | XRF |
| K2O | 2.23727 | | WT% | XRF |
| P2O5 | 0.493811 | | WT% | XRF |
| MNO | 0.161244 | | WT% | XRF |
| LOI | 0.77 | | WT% | XRF |
| TOTAL | 99.77 | | WT% | XRF |
| ZN | 135 | | PPM | XRF |
| RB | 32 | | PPM | XRF |
| SR | 762 | | PPM | XRF |
| Y | 39 | | PPM | XRF |
| ZR | 220 | | PPM | XRF |
| NB | 13 | | PPM | XRF |
| BA | 832 | | PPM | XRF |
| LA | 42 | | PPM | XRF |
| CE | 81 | | PPM | XRF |
| ND | 41 | | PPM | XRF |
