Sample 86-10
NavDat sample number 16983 · RHYOLITE
Sample
| Sample ID | 86-10 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.835 |
|---|---|
| Longitude | -107.014 |
| Location | Shallow Ck. |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.35 | 27.25 | 27.45 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.7908 | WT% | XRF | |
| TIO2 | 0.546977 | WT% | XRF | |
| AL2O3 | 16.7673 | WT% | XRF | |
| FE2O3 | 2.64538 | WT% | XRF | |
| MGO | 1.14368 | WT% | XRF | |
| CAO | 2.25752 | WT% | XRF | |
| NA2O | 4.37581 | WT% | XRF | |
| K2O | 4.77362 | WT% | XRF | |
| P2O5 | 0.159121 | WT% | XRF | |
| MNO | 0.0497252 | WT% | XRF | |
| LOI | 0.79 | WT% | XRF | |
| TOTAL | 99.51 | WT% | XRF | |
| ZN | 48 | PPM | XRF | |
| RB | 130 | PPM | XRF | |
| SR | 410 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| ZR | 282 | PPM | XRF | |
| BA | 1783 | PPM | XRF | |
| LA | 53 | PPM | XRF | |
| CE | 100 | PPM | XRF | |
| CU | 4 | PPM | XRF | |
| V | 29 | PPM | XRF | |
| TH | 13.7 | PPM | INAA | |
| U | 4.7 | PPM | INAA | |
| LA | 56.2 | PPM | INAA | |
| CE | 89.1 | PPM | INAA | |
| ND | 39.8 | PPM | INAA | |
| SM | 7.27 | PPM | INAA | |
| EU | 1.67 | PPM | INAA | |
| GD | 7.3 | PPM | INAA | |
| YB | 2.62 | PPM | INAA | |
| LU | 0.3 | PPM | INAA | |
| TA | 1.5 | PPM | INAA | |
| HF | 4.95 | PPM | INAA | |
| SC | 5.1 | PPM | INAA |