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Sample 97L-17
NavDat sample number 46076 · PYROCLASTIC-FALL
Sample
| Sample ID | 97L-17 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.469 |
|---|
| Longitude | -106.96 |
|---|
| Location | Burro Creek |
|---|
| State / province | COLORADO |
|---|
| Formation | La Garita Caldera cycle, Fish Canyon tuff, outflow sheet |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 28.5 |
|
28.4 |
28.6 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 66.97 | | WT% | XRF |
| TIO2 | 0.528199 | | WT% | XRF |
| AL2O3 | 15.7289 | | WT% | XRF |
| FE2O3 | 3.97523 | | WT% | XRF |
| MGO | 1.03096 | | WT% | XRF |
| CAO | 3.0318 | | WT% | XRF |
| NA2O | 3.64956 | | WT% | XRF |
| K2O | 4.13502 | | WT% | XRF |
| P2O5 | 0.236112 | | WT% | XRF |
| MNO | 0.0437622 | | WT% | XRF |
| LOI | 1.73 | | WT% | XRF |
| TOTAL | 99.334 | | WT% | XRF |
| RB | 111 | | PPM | XRF |
| SR | 449 | | PPM | XRF |
| Y | 18 | | PPM | XRF |
| ZR | 186 | | PPM | XRF |
| NB | 15 | | PPM | XRF |
| BA | 884 | | PPM | XRF |
