Sample 9-17-92-4
NavDat sample number 92334 · TRACHYTE
Sample
| Sample ID | 9-17-92-4 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.3378 |
|---|---|
| Longitude | -103.66 |
| Location | Pillar Pk |
| 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 | 65.9 | WT% | XRF | |
| TIO2 | 0.24 | WT% | XRF | |
| AL2O3 | 16.4 | WT% | XRF | |
| FE2O3 | 2.62 | WT% | XRF | |
| FEOT | 2.91 | WT% | XRF | |
| FEO | 0.37 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | 0.12 | WT% | XRF | |
| CAO | 1.56 | WT% | XRF | |
| NA2O | 6.23 | WT% | XRF | |
| K2O | 4.75 | WT% | XRF | |
| P2O5 | 0.07 | WT% | XRF | |
| CO2 | 0.46 | WT% | XRF | |
| LOI | 0.91 | WT% | XRF | |
| NB | 30 | PPM | XRF | |
| RB | 146 | PPM | XRF | |
| SR | 1450 | PPM | XRF | |
| ZR | 360 | PPM | XRF | |
| Y | 20 | PPM | XRF | |
| BA | 980 | PPM | XRF | |
| CE | 132 | PPM | XRF | |
| LA | 64 | PPM | XRF | |
| ZN | 56 | PPM | XRF | |
| H2O_PLUS | 0.31 | WT% | UNKNOWN | |
| H2O_MINUS | 0.11 | WT% | UNKNOWN | |
| CO2 | 0.46 | WT% | UNKNOWN | |
| TH | 52 | PPM | ICPMS | |
| U | 19.9 | PPM | ICPMS | |
| LA | 99 | PPM | ICPMS | |
| CE | 160 | PPM | ICPMS | |
| PR | 18 | PPM | ICPMS | |
| ND | 63 | PPM | ICPMS | |
| SM | 11 | PPM | ICPMS | |
| EU | 3 | PPM | ICPMS | |
| GD | 9.1 | PPM | ICPMS | |
| TB | 1 | PPM | ICPMS | |
| DY | 5.3 | PPM | ICPMS | |
| HO | 0.93 | PPM | ICPMS | |
| ER | 2.7 | PPM | ICPMS | |
| TM | 0.41 | PPM | ICPMS | |
| YB | 2.8 | PPM | ICPMS |