Sample LB1018
NavDat sample number 47658 · TRACHYBASALT
Sample
| Sample ID | LB1018 |
|---|---|
| Rock name | TRACHYBASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Dean Garwood, Jerry Potter |
| Comment | flow |
Location
| Latitude | 46.7154 |
|---|---|
| Longitude | -116.665 |
| State / province | Idaho |
| Volcanic field | Potlatch volcanics |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 28.75 | 23.8 | 33.7 | Oligocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 47.1 | WT% | XRF | |
| TIO2 | 3.71 | WT% | XRF | |
| AL2O3 | 15.94 | WT% | XRF | |
| FEO | 12.08 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 5.24 | WT% | XRF | |
| CAO | 8.03 | WT% | XRF | |
| NA2O | 3.38 | WT% | XRF | |
| K2O | 1.82 | WT% | XRF | |
| P2O5 | 0.69 | WT% | XRF | |
| NI | 6 | PPM | XRF | |
| CR | 17 | PPM | XRF | |
| SC | 25 | PPM | XRF | |
| V | 261 | PPM | XRF | |
| BA | 423 | PPM | XRF | |
| RB | 27 | PPM | XRF | |
| SR | 782 | PPM | XRF | |
| ZR | 307 | PPM | XRF | |
| Y | 28 | PPM | XRF | |
| NB | 52.8 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| CU | 4 | PPM | XRF | |
| ZN | 124 | PPM | XRF | |
| PB | 3 | PPM | XRF | |
| LA | 27 | PPM | XRF | |
| CE | 79 | PPM | XRF | |
| TH | 8 | PPM | XRF |