Sample 9-19-92-1
NavDat sample number 92335 · TRACHYTE
Sample
| Sample ID | 9-19-92-1 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.3749 |
|---|---|
| Longitude | -103.616 |
| 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 | 65.3 | WT% | XRF | |
| TIO2 | 0.44 | WT% | XRF | |
| AL2O3 | 16.1 | WT% | XRF | |
| FE2O3 | 3.7 | WT% | XRF | |
| FEOT | 4.11 | WT% | XRF | |
| FEO | 1.44 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| MGO | 0.48 | WT% | XRF | |
| CAO | 3.07 | WT% | XRF | |
| NA2O | 5.22 | WT% | XRF | |
| K2O | 3.29 | WT% | XRF | |
| P2O5 | 0.21 | WT% | XRF | |
| CO2 | 0.51 | WT% | XRF | |
| LOI | 1.42 | WT% | XRF | |
| NB | 26 | PPM | XRF | |
| RB | 97 | PPM | XRF | |
| SR | -1500 | PPM | XRF | |
| ZR | 290 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| BA | 920 | PPM | XRF | |
| CE | 176 | PPM | XRF | |
| LA | 79 | PPM | XRF | |
| ZN | 79 | PPM | XRF | |
| H2O_PLUS | 0.34 | WT% | UNKNOWN | |
| H2O_MINUS | 0.57 | WT% | UNKNOWN | |
| CO2 | 0.51 | WT% | UNKNOWN | |
| TH | 19.3 | PPM | ICPMS | |
| U | 6.87 | PPM | ICPMS | |
| LA | 100 | PPM | ICPMS | |
| CE | 170 | PPM | ICPMS | |
| PR | 19 | PPM | ICPMS | |
| ND | 70 | PPM | ICPMS | |
| SM | 13 | PPM | ICPMS | |
| EU | 3.7 | PPM | ICPMS | |
| GD | 9.4 | PPM | ICPMS | |
| TB | 1 | PPM | ICPMS | |
| DY | 4.8 | PPM | ICPMS | |
| HO | 0.77 | PPM | ICPMS | |
| ER | 2.2 | PPM | ICPMS | |
| TM | 0.31 | PPM | ICPMS | |
| YB | 2 | PPM | ICPMS |