Sample 5LT164
NavDat sample number 30948 · TRACHYBASALT
Sample
| Sample ID | 5LT164 |
|---|---|
| Rock name | TRACHYBASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 40.35 |
|---|---|
| Longitude | -106.698 |
| State / province | Colorado |
| Location comment | lava capping Walton Peak |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 22.8 | 22.5 | 23.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 51.62 | WT% | XRF | |
| TIO2 | 1.66 | WT% | XRF | |
| AL2O3 | 14.98 | WT% | XRF | |
| FE2O3 | 10.86 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 6.54 | WT% | XRF | |
| CAO | 8.66 | WT% | XRF | |
| NA2O | 3.61 | WT% | XRF | |
| K2O | 1.49 | WT% | XRF | |
| P2O5 | 0.62 | WT% | XRF | |
| LOI | 0.49 | WT% | XRF | |
| BA | 948 | PPM | INAA | |
| CR | 185 | PPM | INAA | |
| NB | 18.6 | PPM | INAA | |
| NI | 166 | PPM | INAA | |
| RB | 25 | PPM | INAA | |
| SR | 868 | PPM | INAA | |
| V | 172 | PPM | INAA | |
| Y | 26 | PPM | INAA | |
| ZN | 107 | PPM | INAA | |
| ZR | 145 | PPM | INAA |