Sample 03L-15
NavDat sample number 46174 · DACITE
Sample
| Sample ID | 03L-15 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.005 |
|---|---|
| Longitude | -106.462 |
| Location | Cochetopa Park area |
| State / province | COLORADO |
| Formation | Conejos Formation and related early rocks |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 31.25 | 29.5 | 33 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.8996 | WT% | XRF | |
| TIO2 | 0.607258 | WT% | XRF | |
| AL2O3 | 15.6875 | WT% | XRF | |
| FE2O3 | 3.93706 | WT% | XRF | |
| MGO | 1.07282 | WT% | XRF | |
| CAO | 2.63145 | WT% | XRF | |
| NA2O | 3.49174 | WT% | XRF | |
| K2O | 4.9694 | WT% | XRF | |
| P2O5 | 0.21254 | WT% | XRF | |
| MNO | 0.0506049 | WT% | XRF | |
| LOI | 1.19 | WT% | XRF | |
| TOTAL | 99.56 | WT% | XRF | |
| ZN | 64 | PPM | XRF | |
| RB | 142 | PPM | XRF | |
| SR | 412 | PPM | XRF | |
| Y | 33 | PPM | XRF | |
| ZR | 280 | PPM | XRF | |
| NB | 21 | PPM | XRF | |
| PB | 23 | PPM | XRF | |
| TH | 17 | PPM | XRF | |
| BA | 1050 | PPM | XRF | |
| LA | 71 | PPM | XRF | |
| CE | 122 | PPM | XRF | |
| ND | 52 | PPM | XRF | |
| CU | 32 | PPM | XRF | |
| V | 62 | PPM | XRF | |
| U | 4 | PPM | XRF | |
| CR | 42 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| NI | 25 | PPM | XRF |