Sample BFC47
NavDat sample number 39470 · PYROCLASTIC-FALL
Sample
| Sample ID | BFC47 |
|---|---|
| Rock name | PYROCLASTIC-FALL |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | -106.874 |
|---|---|
| Longitude | -37.629 |
| Location | east of Goose Creek |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.93 | 27.75 | 28.11 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.52 | WT% | XRF | |
| TIO2 | 0.55 | WT% | XRF | |
| AL2O3 | 15.84 | WT% | XRF | |
| FE2O3 | 4.65 | WT% | XRF | |
| MGO | 0.93 | WT% | XRF | |
| CAO | 3.23 | WT% | XRF | |
| NA2O | 3.92 | WT% | XRF | |
| K2O | 3.98 | WT% | XRF | |
| P2O5 | 0.22 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| LOI | 0.51 | WT% | XRF | |
| TOTAL | 99.96 | WT% | XRF | |
| ZN | 62 | PPM | XRF | |
| RB | 112 | PPM | XRF | |
| SR | 499 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 195 | PPM | XRF | |
| NB | 18 | PPM | XRF | |
| PB | 16 | PPM | XRF | |
| TH | 12 | PPM | XRF | |
| BA | 902 | PPM | XRF | |
| LA | 45 | PPM | XRF | |
| CE | 78 | PPM | XRF | |
| ND | 32 | PPM | XRF | |
| CU | 10 | PPM | XRF | |
| V | 61 | PPM | XRF | |
| CR | 6.2 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| NI | 7.4 | PPM | XRF |