Sample W-1-75
NavDat sample number 7189 · TUFF
Sample
| Sample ID | W-1-75 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | hbl-bio-qtz-plag xtal tuff |
Location
| Latitude | 39.2303 |
|---|---|
| Longitude | -105.809 |
| Location | Elkhorn quad |
| State / province | COLORADO |
| Formation | South Park Fm |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 66.5 | 48.9 | 78.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.8 | WT% | RAPID_ROCK | |
| AL2O3 | 16.1 | WT% | RAPID_ROCK | |
| FE2O3 | 1.7 | WT% | RAPID_ROCK | |
| FEO | 0.88 | WT% | RAPID_ROCK | |
| MGO | 0.96 | WT% | RAPID_ROCK | |
| CAO | 4.5 | WT% | RAPID_ROCK | |
| NA2O | 2.8 | WT% | RAPID_ROCK | |
| K2O | 1.7 | WT% | RAPID_ROCK | |
| H2O_PLUS | 2.1 | WT% | RAPID_ROCK | |
| H2O_MINUS | 1.1 | WT% | RAPID_ROCK | |
| TIO2 | 0.35 | WT% | RAPID_ROCK | |
| P2O5 | 0.16 | WT% | RAPID_ROCK | |
| MNO | 0.05 | WT% | RAPID_ROCK | |
| CO2 | 0.03 | WT% | RAPID_ROCK | |
| F | 0.01 | WT% | RAPID_ROCK | |
| BA | 910 | PPM | SPEC | |
| BE | 1.3 | PPM | SPEC | |
| CE | 95 | PPM | SPEC | |
| CO | 5.8 | PPM | SPEC | |
| CR | 7.5 | PPM | SPEC | |
| CU | 11 | PPM | SPEC | |
| EU | 2.4 | PPM | SPEC | |
| GA | 18 | PPM | SPEC | |
| LA | 44 | PPM | SPEC | |
| MN | 430 | PPM | SPEC | |
| PB | 18 | PPM | SPEC | |
| SC | 7.9 | PPM | SPEC | |
| SR | 1500 | PPM | SPEC | |
| V | 41 | PPM | SPEC | |
| Y | 12 | PPM | SPEC | |
| YB | 1.3 | PPM | SPEC | |
| ZN | 36 | PPM | SPEC | |
| ZR | 120 | PPM | SPEC |