Sample 202739
NavDat sample number 50175 · BASALTIC-ANDESITE
Sample
| Sample ID | 202739 |
|---|---|
| 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 | 54.33 | WT% | XRF | |
| AL2O3 | 18.63 | WT% | XRF | |
| FE2O3 | 0.87 | WT% | XRF | |
| FEO | 7.08 | WT% | XRF | |
| MGO | 3.43 | WT% | XRF | |
| CAO | 7.43 | WT% | XRF | |
| NA2O | 3.77 | WT% | XRF | |
| K2O | 2.5 | WT% | XRF | |
| TIO2 | 1.3 | WT% | XRF | |
| P2O5 | 0.52 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| LOI | 1.8 | WT% | XRF | |
| RB | 42 | PPM | EDXRF | |
| SR | 1117 | PPM | EDXRF | |
| Y | 26 | PPM | EDXRF | |
| ZR | 176 | PPM | EDXRF | |
| NB | 20 | PPM | EDXRF | |
| BA | 1638 | PPM | EDXRF | |
| LA | 46 | PPM | EDXRF | |
| CE | 102 | PPM | EDXRF | |
| ND | 49 | PPM | EDXRF |