Sample 00L-31-A
NavDat sample number 45675 · RHYOLITE
Sample
| Sample ID | 00L-31-A |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.226 |
|---|---|
| Longitude | -106.732 |
| Location | Cochetopa Dome |
| State / province | COLORADO |
| Formation | Rhyolite of Cochetopa Dome |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.3 | 26.21 | 26.39 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.31 | WT% | XRF | |
| TIO2 | 0.11 | WT% | XRF | |
| AL2O3 | 12.79 | WT% | XRF | |
| FE2O3 | 0.82 | WT% | XRF | |
| MGO | -0.1 | WT% | XRF | |
| CAO | 0.41 | WT% | XRF | |
| NA2O | 3.75 | WT% | XRF | |
| K2O | 5.47 | WT% | XRF | |
| P2O5 | -0.05 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| LOI | 0.67 | WT% | XRF | |
| TOTAL | 99.76 | WT% | XRF | |
| ZN | 58 | PPM | XRF | |
| RB | 206 | PPM | XRF | |
| SR | -2 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| ZR | 131 | PPM | XRF | |
| NB | 31 | PPM | XRF | |
| PB | 32 | PPM | XRF | |
| TH | 17 | PPM | XRF | |
| BA | 8 | PPM | XRF | |
| LA | 37 | PPM | XRF | |
| CE | 67 | PPM | XRF | |
| ND | 26 | PPM | XRF | |
| CU | -2 | PPM | XRF | |
| V | 12 | PPM | XRF | |
| U | 7 | PPM | XRF | |
| CR | 4 | PPM | XRF | |
| CS | 4 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| MO | 13 | PPM | XRF | |
| NI | -2 | PPM | XRF | |
| CS | 4.18 | PPM | INAA | |
| RB | 212 | PPM | INAA | |
| BA | 17.5 | PPM | INAA | |
| SR | 12.2 | PPM | INAA | |
| TH | 18.1 | PPM | INAA | |
| U | 6.6 | PPM | INAA | |
| LA | 32.6 | PPM | INAA | |
| CE | 61 | PPM | INAA | |
| ND | 16.4 | PPM | INAA | |
| SM | 2.8 | PPM | INAA | |
| EU | 0.09 | PPM | INAA | |
| GD | 3.1 | PPM | INAA | |
| TB | 0.44 | PPM | INAA | |
| HO | 0.75 | PPM | INAA | |
| TM | 0.75 | PPM | INAA | |
| YB | 3.06 | PPM | INAA | |
| LU | 0.49 | PPM | INAA | |
| TA | 2 | PPM | INAA | |
| ZR | 119 | PPM | INAA | |
| HF | 5.4 | PPM | INAA | |
| SB | 0.1 | PPM | INAA | |
| SC | 1.9 | PPM | INAA | |
| CR | 0.1 | PPM | INAA | |
| CO | 0.05 | PPM | INAA | |
| NI | 2 | PPM | INAA | |
| ZN | 54 | PPM | INAA |