Sample 202740
NavDat sample number 50176 · BASALTIC-ANDESITE
Sample
| Sample ID | 202740 |
|---|---|
| Rock name | BASALTIC-ANDESITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 46.1291 |
|---|---|
| Longitude | -110.406 |
| Location | Crazy Mountains |
| State / province | Montana |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 50 | 49.5 | 50.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 54.57 | WT% | XRF | |
| AL2O3 | 16.04 | WT% | XRF | |
| FE2O3 | 0.98 | WT% | XRF | |
| FEO | 7.94 | WT% | XRF | |
| MGO | 5.22 | WT% | XRF | |
| CAO | 6.76 | WT% | XRF | |
| NA2O | 4.45 | WT% | XRF | |
| K2O | 1.84 | WT% | XRF | |
| TIO2 | 1.14 | WT% | XRF | |
| P2O5 | 0.89 | WT% | XRF | |
| MNO | 0.16 | WT% | XRF | |
| LOI | 5.98 | WT% | XRF | |
| RB | 29 | PPM | EDXRF | |
| SR | 1175 | PPM | EDXRF | |
| Y | 33 | PPM | EDXRF | |
| ZR | 294 | PPM | EDXRF | |
| NB | 62 | PPM | EDXRF | |
| BA | 2685 | PPM | EDXRF | |
| LA | 95 | PPM | EDXRF | |
| CE | 172 | PPM | EDXRF | |
| ND | 87 | PPM | EDXRF |