Sample 87-133
NavDat sample number 16965 · PYROCLASTIC-FLOW
Sample
| Sample ID | 87-133 |
|---|---|
| Rock name | PYROCLASTIC-FLOW |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.746 |
|---|---|
| Longitude | -106.746 |
| Location | Palisades, north of Rio Grande, 8780' |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.2 | 27.1 | 27.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.7408 | WT% | XRF | |
| TIO2 | 0.696486 | WT% | XRF | |
| AL2O3 | 15.8981 | WT% | XRF | |
| FE2O3 | 2.95754 | WT% | XRF | |
| MGO | 2.08946 | WT% | XRF | |
| CAO | 2.83641 | WT% | XRF | |
| NA2O | 3.21999 | WT% | XRF | |
| K2O | 5.13785 | WT% | XRF | |
| P2O5 | 0.282632 | WT% | XRF | |
| MNO | 0.080752 | WT% | XRF | |
| LOI | 2.21 | WT% | XRF | |
| TOTAL | 100.94 | WT% | XRF | |
| ZN | 52 | PPM | XRF | |
| RB | 141 | PPM | XRF | |
| SR | 430 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| ZR | 250 | PPM | XRF | |
| BA | 1231 | PPM | XRF | |
| LA | 51 | PPM | XRF | |
| CE | 85 | PPM | XRF | |
| CU | 13 | PPM | XRF | |
| V | 36 | PPM | XRF | |
| TH | 15.5 | PPM | INAA | |
| U | 4.2 | PPM | INAA | |
| LA | 53 | PPM | INAA | |
| CE | 95.7 | PPM | INAA | |
| ND | 41.3 | PPM | INAA | |
| SM | 7.89 | PPM | INAA | |
| EU | 1.44 | PPM | INAA | |
| GD | 7.3 | PPM | INAA | |
| TB | 0.96 | PPM | INAA | |
| YB | 3.23 | PPM | INAA | |
| LU | 0.38 | PPM | INAA | |
| TA | 1.54 | PPM | INAA | |
| HF | 4.43 | PPM | INAA | |
| SC | 7.3 | PPM | INAA |