Sample 9-26-91-1
NavDat sample number 92297 · TRACHYTE
Sample
| Sample ID | 9-26-91-1 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.3841 |
|---|---|
| Longitude | -103.816 |
| Location | Cutting Stock |
| 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 | 60.2 | WT% | XRF | |
| TIO2 | 0.24 | WT% | XRF | |
| AL2O3 | 18.1 | WT% | XRF | |
| FE2O3 | 2.98 | WT% | XRF | |
| FEOT | 3.31 | WT% | XRF | |
| FEO | 0.6 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 0.47 | WT% | XRF | |
| CAO | 1.65 | WT% | XRF | |
| NA2O | 7.61 | WT% | XRF | |
| K2O | 4.77 | WT% | XRF | |
| P2O5 | 0.05 | WT% | XRF | |
| CO2 | 0.03 | WT% | XRF | |
| LOI | 1.84 | WT% | XRF | |
| NB | 17 | PPM | XRF | |
| RB | 162 | PPM | XRF | |
| SR | -1500 | PPM | XRF | |
| ZR | 510 | PPM | XRF | |
| Y | -10 | PPM | XRF | |
| BA | 1550 | PPM | XRF | |
| CE | 290 | PPM | XRF | |
| LA | 178 | PPM | XRF | |
| CU | 10 | PPM | XRF | |
| ZN | 134 | PPM | XRF | |
| H2O_PLUS | 1.58 | WT% | UNKNOWN | |
| H2O_MINUS | 0.24 | WT% | UNKNOWN | |
| CO2 | 0.03 | WT% | UNKNOWN | |
| TH | 53.6 | PPM | ICPMS | |
| U | 13.4 | PPM | ICPMS | |
| LA | 210 | PPM | ICPMS | |
| CE | 330 | PPM | ICPMS | |
| PR | 32 | PPM | ICPMS | |
| ND | 100 | PPM | ICPMS | |
| SM | 16 | PPM | ICPMS | |
| EU | 4.3 | PPM | ICPMS | |
| GD | 12 | PPM | ICPMS | |
| TB | 1.3 | PPM | ICPMS | |
| DY | 7 | PPM | ICPMS | |
| HO | 1.3 | PPM | ICPMS | |
| ER | 3.6 | PPM | ICPMS | |
| TM | 0.54 | PPM | ICPMS | |
| YB | 3.6 | PPM | ICPMS |