Sample 9-19-92-2
NavDat sample number 92336 · TRACHYTE
Sample
| Sample ID | 9-19-92-2 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.3671 |
|---|---|
| Longitude | -103.646 |
| 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 | 65.8 | WT% | XRF | |
| TIO2 | 0.43 | WT% | XRF | |
| AL2O3 | 16.2 | WT% | XRF | |
| FE2O3 | 4.11 | WT% | XRF | |
| FEOT | 4.57 | WT% | XRF | |
| FEO | 2.19 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 0.5 | WT% | XRF | |
| CAO | 2.69 | WT% | XRF | |
| NA2O | 5.26 | WT% | XRF | |
| K2O | 3.39 | WT% | XRF | |
| P2O5 | 0.18 | WT% | XRF | |
| CO2 | -0.01 | WT% | XRF | |
| LOI | 0.35 | WT% | XRF | |
| NB | 24 | PPM | XRF | |
| RB | 100 | PPM | XRF | |
| SR | -1500 | PPM | XRF | |
| ZR | 290 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| BA | 1100 | PPM | XRF | |
| CE | 150 | PPM | XRF | |
| LA | 79 | PPM | XRF | |
| ZN | 93 | PPM | XRF | |
| H2O_PLUS | 0.27 | WT% | UNKNOWN | |
| H2O_MINUS | 0.21 | WT% | UNKNOWN | |
| CO2 | -0.01 | WT% | UNKNOWN | |
| TH | 18.5 | PPM | ICPMS | |
| U | 5.42 | PPM | ICPMS | |
| LA | 91 | PPM | ICPMS | |
| CE | 170 | PPM | ICPMS | |
| PR | 18 | PPM | ICPMS | |
| ND | 65 | PPM | ICPMS | |
| SM | 12 | PPM | ICPMS | |
| EU | 3.7 | PPM | ICPMS | |
| GD | 9 | PPM | ICPMS | |
| TB | 0.95 | PPM | ICPMS | |
| DY | 5 | PPM | ICPMS | |
| HO | 0.77 | PPM | ICPMS | |
| ER | 2.1 | PPM | ICPMS | |
| TM | 0.29 | PPM | ICPMS | |
| YB | 1.8 | PPM | ICPMS |