Sample 48
NavDat sample number 14870 · RHYOLITE
Sample
| Sample ID | 48 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.624 |
|---|---|
| Longitude | -106.711 |
| Location | 9,660' , South Fork area-Goodrich Creek |
| 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 | 66.09 | WT% | XRF | |
| TIO2 | 0.56 | WT% | XRF | |
| AL2O3 | 16.12 | WT% | XRF | |
| FE2O3 | 4.67 | WT% | XRF | |
| MGO | 1.05 | WT% | XRF | |
| CAO | 3.75 | WT% | XRF | |
| NA2O | 3.15 | WT% | XRF | |
| K2O | 3.73 | WT% | XRF | |
| P2O5 | 0.3 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| LOI | 1.33 | WT% | XRF | |
| TOTAL | 99.55 | WT% | XRF | |
| ZN | 90 | PPM | XRF | |
| RB | 44 | PPM | XRF | |
| SR | 146 | PPM | XRF | |
| Y | 6 | PPM | XRF | |
| ZR | 177 | PPM | XRF | |
| BA | 874 | PPM | XRF | |
| LA | 50 | PPM | XRF | |
| TH | 11.5 | PPM | INAA | |
| U | 3.1 | PPM | INAA | |
| LA | 48.4 | PPM | INAA | |
| CE | 87.1 | PPM | INAA | |
| SM | 6.72 | PPM | INAA | |
| EU | 1.4 | PPM | INAA | |
| GD | 7.1 | PPM | INAA | |
| TB | 0.93 | PPM | INAA | |
| YB | 2.29 | PPM | INAA | |
| LU | 0.3 | PPM | INAA | |
| TA | 1.15 | PPM | INAA | |
| HF | 7.5 | PPM | INAA | |
| SC | 3.18 | PPM | INAA |