Sample 9-17-92-2
NavDat sample number 92332 · TRACHYTE
Sample
| Sample ID | 9-17-92-2 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.3545 |
|---|---|
| Longitude | -103.674 |
| Location | Pillar Peak |
| 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 | 67.5 | WT% | XRF | |
| TIO2 | 0.22 | WT% | XRF | |
| AL2O3 | 16.5 | WT% | XRF | |
| FE2O3 | 2.26 | WT% | XRF | |
| FEOT | 2.51 | WT% | XRF | |
| FEO | 0.18 | WT% | XRF | |
| MNO | 0.03 | WT% | XRF | |
| MGO | 0.13 | WT% | XRF | |
| CAO | 0.35 | WT% | XRF | |
| NA2O | 6.38 | WT% | XRF | |
| K2O | 4.98 | WT% | XRF | |
| P2O5 | 0.07 | WT% | XRF | |
| CO2 | -0.01 | WT% | XRF | |
| LOI | 0.46 | WT% | XRF | |
| NB | 33 | PPM | XRF | |
| RB | 166 | PPM | XRF | |
| SR | 1200 | PPM | XRF | |
| ZR | 390 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| BA | 1050 | PPM | XRF | |
| CE | 162 | PPM | XRF | |
| LA | 74 | PPM | XRF | |
| ZN | 70 | PPM | XRF | |
| H2O_PLUS | 0.4 | WT% | UNKNOWN | |
| H2O_MINUS | 0.15 | WT% | UNKNOWN | |
| CO2 | -0.01 | WT% | UNKNOWN | |
| TH | 55.2 | PPM | ICPMS | |
| U | 14.2 | PPM | ICPMS | |
| LA | 90 | PPM | ICPMS | |
| CE | 160 | PPM | ICPMS | |
| PR | 15 | PPM | ICPMS | |
| ND | 49 | PPM | ICPMS | |
| SM | 8.6 | PPM | ICPMS | |
| EU | 2.3 | PPM | ICPMS | |
| GD | 6.9 | PPM | ICPMS | |
| TB | 0.87 | PPM | ICPMS | |
| DY | 4.8 | PPM | ICPMS | |
| HO | 0.87 | PPM | ICPMS | |
| ER | 2.6 | PPM | ICPMS | |
| TM | 0.42 | PPM | ICPMS | |
| YB | 2.9 | PPM | ICPMS |