Sample 9-18-91-9
NavDat sample number 92349
Sample
| Sample ID | 9-18-91-9 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 44.3317 |
|---|---|
| Longitude | -103.849 |
| Location | Terry 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 | 71.9 | WT% | XRF | |
| TIO2 | 0.17 | WT% | XRF | |
| AL2O3 | 14.5 | WT% | XRF | |
| FE2O3 | 1.63 | WT% | XRF | |
| FEOT | 1.81 | WT% | XRF | |
| FEO | 0.1 | WT% | XRF | |
| MNO | 0.03 | WT% | XRF | |
| MGO | 0.11 | WT% | XRF | |
| CAO | 0.11 | WT% | XRF | |
| NA2O | 6.23 | WT% | XRF | |
| K2O | 4.25 | WT% | XRF | |
| P2O5 | -0.05 | WT% | XRF | |
| CO2 | -0.01 | WT% | XRF | |
| LOI | 0.3 | WT% | XRF | |
| NB | 40 | PPM | XRF | |
| RB | 102 | PPM | XRF | |
| SR | 74 | PPM | XRF | |
| ZR | 335 | PPM | XRF | |
| Y | 16 | PPM | XRF | |
| BA | 124 | PPM | XRF | |
| CE | 114 | PPM | XRF | |
| LA | 82 | PPM | XRF | |
| ZN | 86 | PPM | XRF | |
| CR | 23 | PPM | XRF | |
| H2O_PLUS | 0.2 | WT% | UNKNOWN | |
| H2O_MINUS | 0.12 | WT% | UNKNOWN | |
| CO2 | -0.01 | WT% | UNKNOWN | |
| TH | 61.5 | PPM | ICPMS | |
| U | 6.69 | PPM | ICPMS | |
| LA | 96 | PPM | ICPMS | |
| CE | 130 | PPM | ICPMS | |
| PR | 12 | PPM | ICPMS | |
| ND | 36 | PPM | ICPMS | |
| SM | 5.5 | PPM | ICPMS | |
| EU | 1.6 | PPM | ICPMS | |
| GD | 4.5 | PPM | ICPMS | |
| TB | 0.51 | PPM | ICPMS | |
| DY | 2.9 | PPM | ICPMS | |
| HO | 0.53 | PPM | ICPMS | |
| ER | 1.7 | PPM | ICPMS | |
| TM | 0.26 | PPM | ICPMS | |
| YB | 1.7 | PPM | ICPMS |