Sample 444
NavDat sample number 7191 · TUFF
Sample
| Sample ID | 444 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | felsic xtal tuff |
Location
| Latitude | 39.1494 |
|---|---|
| Longitude | -105.815 |
| Location | Elkhorn quad |
| State / province | COLORADO |
| Formation | South Park Fm |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 59.3 | 51.2 | 67.4 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.3 | WT% | RAPID_ROCK | |
| AL2O3 | 15.5 | WT% | RAPID_ROCK | |
| FE2O3 | 3.4 | WT% | RAPID_ROCK | |
| FEO | 1.6 | WT% | RAPID_ROCK | |
| MGO | 1.5 | WT% | RAPID_ROCK | |
| CAO | 3.8 | WT% | RAPID_ROCK | |
| NA2O | 2.8 | WT% | RAPID_ROCK | |
| K2O | 1.3 | WT% | RAPID_ROCK | |
| H2O_PLUS | 2 | WT% | RAPID_ROCK | |
| H2O_MINUS | 2.4 | WT% | RAPID_ROCK | |
| TIO2 | 0.39 | WT% | RAPID_ROCK | |
| P2O5 | 0.18 | WT% | RAPID_ROCK | |
| MNO | 0.06 | WT% | RAPID_ROCK | |
| CO2 | 0.02 | WT% | RAPID_ROCK | |
| F | 0.02 | WT% | RAPID_ROCK | |
| BA | 970 | PPM | SPEC | |
| BE | 1.2 | PPM | SPEC | |
| CE | 75 | PPM | SPEC | |
| CO | 5.7 | PPM | SPEC | |
| CR | 6.9 | PPM | SPEC | |
| CU | 5.7 | PPM | SPEC | |
| GA | 14 | PPM | SPEC | |
| LA | 35 | PPM | SPEC | |
| MN | 540 | PPM | SPEC | |
| NB | 4.6 | PPM | SPEC | |
| PB | 15 | PPM | SPEC | |
| SC | 12 | PPM | SPEC | |
| SR | 1200 | PPM | SPEC | |
| V | 40 | PPM | SPEC | |
| Y | 13 | PPM | SPEC | |
| YB | 2.3 | PPM | SPEC | |
| ZN | 39 | PPM | SPEC | |
| ZR | 120 | PPM | SPEC |