Sample 3
NavDat sample number 14879 · RHYOLITE
Sample
| Sample ID | 3 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.611 |
|---|---|
| Longitude | -106.704 |
| Location | South Fork area-Goodrich Creek, 8,456' |
| State / province | COLORADO |
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 | 64.48 | WT% | XRF | |
| TIO2 | 0.56 | WT% | XRF | |
| AL2O3 | 15.67 | WT% | XRF | |
| FE2O3 | 4.86 | WT% | XRF | |
| MGO | 1.48 | WT% | XRF | |
| CAO | 3.84 | WT% | XRF | |
| NA2O | 3.31 | WT% | XRF | |
| K2O | 3.33 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| LOI | 1.63 | WT% | XRF | |
| TOTAL | 97.86 | WT% | XRF | |
| ZN | 66 | PPM | XRF | |
| RB | 47 | PPM | XRF | |
| SR | 138 | PPM | XRF | |
| Y | 5.6 | PPM | XRF | |
| ZR | 176 | PPM | XRF | |
| BA | 795 | PPM | XRF | |
| LA | 33 | PPM | XRF | |
| TH | 12.3 | PPM | INAA | |
| U | 4.2 | PPM | INAA | |
| LA | 45.2 | PPM | INAA | |
| CE | 85.6 | PPM | INAA | |
| SM | 6.29 | PPM | INAA | |
| EU | 1.24 | PPM | INAA | |
| GD | 6.8 | PPM | INAA | |
| TB | 0.74 | PPM | INAA | |
| YB | 2.13 | PPM | INAA | |
| LU | 0.37 | PPM | INAA | |
| TA | 1.08 | PPM | INAA | |
| HF | 7.3 | PPM | INAA |