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Sample LR88-502
NavDat sample number 46141 · DACITE
Sample
| Sample ID | LR88-502 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 38.093 |
|---|
| Longitude | -107.038 |
|---|
| Location | Cebolla Creek 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 | 68.06 | | WT% | XRF |
| TIO2 | 0.5331 | | WT% | XRF |
| AL2O3 | 15.2036 | | WT% | XRF |
| FE2O3 | 3.74195 | | WT% | XRF |
| MGO | 1.31225 | | WT% | XRF |
| CAO | 2.85003 | | WT% | XRF |
| NA2O | 2.97306 | | WT% | XRF |
| K2O | 5.19772 | | WT% | XRF |
| P2O5 | 0.174283 | | WT% | XRF |
| MNO | 0.0615115 | | WT% | XRF |
| LOI | 2.46 | | WT% | XRF |
| TOTAL | 100.108 | | WT% | XRF |
| ZN | 56 | | PPM | XRF |
| RB | 213 | | PPM | XRF |
| SR | 349 | | PPM | XRF |
| Y | 32 | | PPM | XRF |
| ZR | 282 | | PPM | XRF |
| NB | 16 | | PPM | XRF |
| PB | 35 | | PPM | XRF |
| TH | 31 | | PPM | XRF |
| BA | 1008 | | PPM | XRF |
| LA | 56 | | PPM | XRF |
| CE | 95 | | PPM | XRF |
| ND | 35 | | PPM | XRF |
