Sample 9-16-92-3
NavDat sample number 92279 · TRACHYTE
Sample
| Sample ID | 9-16-92-3 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.5007 |
|---|---|
| Longitude | -104.446 |
| Location | Bear Lodge |
| 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 | 63.6 | WT% | XRF | |
| TIO2 | 0.45 | WT% | XRF | |
| AL2O3 | 17.8 | WT% | XRF | |
| FE2O3 | 3.37 | WT% | XRF | |
| FEOT | 3.75 | WT% | XRF | |
| FEO | 0.36 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| MGO | 0.43 | WT% | XRF | |
| CAO | 0.59 | WT% | XRF | |
| NA2O | 6.83 | WT% | XRF | |
| K2O | 5.06 | WT% | XRF | |
| P2O5 | 0.15 | WT% | XRF | |
| CO2 | -0.01 | WT% | XRF | |
| LOI | 0.59 | WT% | XRF | |
| NB | 20 | PPM | XRF | |
| RB | 140 | PPM | XRF | |
| SR | -1500 | PPM | XRF | |
| ZR | 360 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| BA | 810 | PPM | XRF | |
| CE | 116 | PPM | XRF | |
| LA | 61 | PPM | XRF | |
| CU | 32 | PPM | XRF | |
| ZN | 28 | PPM | XRF | |
| H2O_PLUS | 0.43 | WT% | UNKNOWN | |
| H2O_MINUS | 0.12 | WT% | UNKNOWN | |
| CO2 | -0.01 | WT% | UNKNOWN | |
| TH | 21.6 | PPM | ICPMS | |
| U | 5.44 | PPM | ICPMS | |
| LA | 71 | PPM | ICPMS | |
| CE | 120 | PPM | ICPMS | |
| PR | 13 | PPM | ICPMS | |
| ND | 47 | PPM | ICPMS | |
| SM | 9.1 | PPM | ICPMS | |
| EU | 2.7 | PPM | ICPMS | |
| GD | 7.7 | PPM | ICPMS | |
| TB | 0.81 | PPM | ICPMS | |
| DY | 4 | PPM | ICPMS | |
| HO | 0.62 | PPM | ICPMS | |
| ER | 1.9 | PPM | ICPMS | |
| TM | 0.27 | PPM | ICPMS | |
| YB | 1.9 | PPM | ICPMS |