Sample 9-15-92-2
NavDat sample number 92315 · TRACHYTE
Sample
| Sample ID | 9-15-92-2 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.3264 |
|---|---|
| Longitude | -103.707 |
| Location | Lexington Hill |
| 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 | WT% | XRF | |
| TIO2 | 0.64 | WT% | XRF | |
| AL2O3 | 16.9 | WT% | XRF | |
| FE2O3 | 5.6 | WT% | XRF | |
| FEOT | 6.22 | WT% | XRF | |
| FEO | 2.02 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 0.94 | WT% | XRF | |
| CAO | 3.25 | WT% | XRF | |
| NA2O | 5.21 | WT% | XRF | |
| K2O | 4.53 | WT% | XRF | |
| P2O5 | 0.27 | WT% | XRF | |
| CO2 | 0.74 | WT% | XRF | |
| LOI | 1.49 | WT% | XRF | |
| NB | 18 | PPM | XRF | |
| RB | 114 | PPM | XRF | |
| SR | 1450 | PPM | XRF | |
| ZR | 380 | PPM | XRF | |
| Y | 38 | PPM | XRF | |
| BA | 990 | PPM | XRF | |
| CE | 162 | PPM | XRF | |
| LA | 87 | PPM | XRF | |
| ZN | 97 | PPM | XRF | |
| H2O_PLUS | 0.68 | WT% | UNKNOWN | |
| H2O_MINUS | 0.38 | WT% | UNKNOWN | |
| CO2 | 0.74 | WT% | UNKNOWN | |
| TH | 25 | PPM | ICPMS | |
| U | 7.19 | PPM | ICPMS | |
| LA | 110 | PPM | ICPMS | |
| CE | 180 | PPM | ICPMS | |
| PR | 20 | PPM | ICPMS | |
| ND | 77 | PPM | ICPMS | |
| SM | 15 | PPM | ICPMS | |
| EU | 4.3 | PPM | ICPMS | |
| GD | 12 | PPM | ICPMS | |
| TB | 1.4 | PPM | ICPMS | |
| DY | 7.6 | PPM | ICPMS | |
| HO | 1.3 | PPM | ICPMS | |
| ER | 3.9 | PPM | ICPMS | |
| TM | 0.53 | PPM | ICPMS | |
| YB | 3.5 | PPM | ICPMS |