Sample 9-14-91-2
NavDat sample number 92325 · TRACHYTE
Sample
| Sample ID | 9-14-91-2 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.6239 |
|---|---|
| Longitude | -104.779 |
| Location | Miss Buttes |
| State / province | South Dakota |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 52 | 46 | 58 |
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.3 | WT% | XRF | |
| TIO2 | 0.3 | WT% | XRF | |
| AL2O3 | 18.5 | WT% | XRF | |
| FE2O3 | 2.8 | WT% | XRF | |
| FEOT | 3.11 | WT% | XRF | |
| FEO | 0.41 | WT% | XRF | |
| MNO | 0.18 | WT% | XRF | |
| MGO | 0.58 | WT% | XRF | |
| CAO | 1.24 | WT% | XRF | |
| NA2O | 7.53 | WT% | XRF | |
| K2O | 5.09 | WT% | XRF | |
| P2O5 | 0.07 | WT% | XRF | |
| CO2 | 0.28 | WT% | XRF | |
| LOI | 3.68 | WT% | XRF | |
| NB | 174 | PPM | XRF | |
| RB | 148 | PPM | XRF | |
| SR | 710 | PPM | XRF | |
| ZR | 740 | PPM | XRF | |
| Y | 38 | PPM | XRF | |
| BA | 610 | PPM | XRF | |
| CE | 132 | PPM | XRF | |
| LA | 81 | PPM | XRF | |
| ZN | 142 | PPM | XRF | |
| H2O_PLUS | 2.87 | WT% | UNKNOWN | |
| H2O_MINUS | 0.39 | WT% | UNKNOWN | |
| CO2 | 0.28 | WT% | UNKNOWN | |
| TH | 68.6 | PPM | ICPMS | |
| U | 21.6 | PPM | ICPMS | |
| LA | 87 | PPM | ICPMS | |
| CE | 140 | PPM | ICPMS | |
| PR | 14 | PPM | ICPMS | |
| ND | 45 | PPM | ICPMS | |
| SM | 8.2 | PPM | ICPMS | |
| EU | 2.5 | PPM | ICPMS | |
| GD | 6.6 | PPM | ICPMS | |
| TB | 1 | PPM | ICPMS | |
| DY | 6.4 | PPM | ICPMS | |
| HO | 1.1 | PPM | ICPMS | |
| ER | 3.7 | PPM | ICPMS | |
| TM | 0.66 | PPM | ICPMS | |
| YB | 4 | PPM | ICPMS |