Sample PC-6
NavDat sample number 45679
Sample
| Sample ID | PC-6 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 38.219 |
|---|---|
| Longitude | -106.718 |
| 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 | 76.62 | WT% | XRF | |
| TIO2 | 0.09 | WT% | XRF | |
| AL2O3 | 12.87 | WT% | XRF | |
| FE2O3 | 0.69 | WT% | XRF | |
| MGO | -0.1 | WT% | XRF | |
| CAO | 0.32 | WT% | XRF | |
| NA2O | 4.23 | WT% | XRF | |
| K2O | 4.55 | WT% | XRF | |
| P2O5 | -0.05 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| LOI | 0.55 | WT% | XRF | |
| TOTAL | 99.53 | WT% | XRF | |
| ZN | 42 | PPM | XRF | |
| RB | 251 | PPM | XRF | |
| SR | 7 | PPM | XRF | |
| Y | 19 | PPM | XRF | |
| ZR | 106 | PPM | XRF | |
| NB | 37 | PPM | XRF | |
| PB | 37 | PPM | XRF | |
| TH | 22 | PPM | XRF | |
| BA | 130 | PPM | XRF | |
| LA | 27 | PPM | XRF | |
| CE | 48 | PPM | XRF | |
| ND | 12 | PPM | XRF | |
| CU | -2 | PPM | XRF | |
| V | 5 | PPM | XRF | |
| U | 7 | PPM | XRF | |
| CR | -3 | PPM | XRF | |
| CS | 5 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| MO | 4 | PPM | XRF | |
| NI | 4 | PPM | XRF | |
| CS | 3.58 | PPM | INAA | |
| RB | 249 | PPM | INAA | |
| BA | 122 | PPM | INAA | |
| SR | 17 | PPM | INAA | |
| TH | 22.1 | PPM | INAA | |
| U | 5.53 | PPM | INAA | |
| LA | 25.2 | PPM | INAA | |
| CE | 47 | PPM | INAA | |
| ND | 11 | PPM | INAA | |
| SM | 2 | PPM | INAA | |
| EU | 0.1 | PPM | INAA | |
| GD | 2.44 | PPM | INAA | |
| TB | 0.36 | PPM | INAA | |
| HO | 0.76 | PPM | INAA | |
| TM | 0.761 | PPM | INAA | |
| YB | 2.76 | PPM | INAA | |
| LU | 0.437 | PPM | INAA | |
| TA | 2.28 | PPM | INAA | |
| ZR | 88.8 | PPM | INAA | |
| HF | 5.3 | PPM | INAA | |
| SB | 0.3 | PPM | INAA | |
| SC | 1.8 | PPM | INAA | |
| CR | 0.71 | PPM | INAA | |
| CO | 0.164 | PPM | INAA | |
| NI | 4.11 | PPM | INAA | |
| ZN | 35.3 | PPM | INAA |