Sample 88L-50
NavDat sample number 45848
Sample
| Sample ID | 88L-50 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 37.959 |
|---|---|
| Longitude | -106.928 |
| Location | East Willow Ck. |
| State / province | COLORADO |
| Formation | Cebolla Creek Caldera Cycle, dacite of East Willow Ck., east Willow Ck. Flow |
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 | 65.8035 | WT% | XRF | |
| TIO2 | 0.583594 | WT% | XRF | |
| AL2O3 | 15.511 | WT% | XRF | |
| FE2O3 | 4.2288 | WT% | XRF | |
| MGO | 1.33493 | WT% | XRF | |
| CAO | 3.44029 | WT% | XRF | |
| NA2O | 3.57991 | WT% | XRF | |
| K2O | 4.12534 | WT% | XRF | |
| P2O5 | 0.276228 | WT% | XRF | |
| MNO | 0.0944197 | WT% | XRF | |
| LOI | 0.44 | WT% | XRF | |
| TOTAL | 98.978 | WT% | XRF | |
| ZN | 65 | PPM | XRF | |
| RB | 106 | PPM | XRF | |
| SR | 532 | PPM | XRF | |
| Y | 28.5 | PPM | XRF | |
| ZR | 202.5 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| PB | 39.5 | PPM | XRF | |
| TH | 18 | PPM | XRF | |
| BA | 1003 | PPM | XRF | |
| LA | 49 | PPM | XRF | |
| CE | 91 | PPM | XRF | |
| ND | 37 | PPM | XRF | |
| LA | 42 | PPM | INAA | |
| CE | 81 | PPM | INAA | |
| ND | 36 | PPM | INAA | |
| SM | 6.1 | PPM | INAA | |
| EU | 1.3 | PPM | INAA | |
| GD | 4.9 | PPM | INAA | |
| TB | 0.5 | PPM | INAA | |
| HO | 0.71 | PPM | INAA | |
| TM | 0.36 | PPM | INAA | |
| YB | 2.4 | PPM | INAA |