Sample EP9720
NavDat sample number 43669
Sample
| Sample ID | EP9720 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 45.008 |
|---|---|
| Longitude | -110.84 |
| Location | Absaroka Volcanic Province |
| State / province | Montana |
| Volcanic field | Electric Peak |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 53 | 47.7 | 58.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.49 | WT% | XRF | |
| TIO2 | 0.68 | WT% | XRF | |
| AL2O3 | 15.79 | WT% | XRF | |
| FE2O3 | 7.53 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 6.2 | WT% | XRF | |
| CAO | 6.83 | WT% | XRF | |
| NA2O | 3.75 | WT% | XRF | |
| K2O | 2.06 | WT% | XRF | |
| P2O5 | 0.22 | WT% | XRF | |
| TOTAL | 99.91 | WT% | XRF | |
| BA | 1316 | PPM | XRF | |
| CR | 224 | PPM | XRF | |
| V | 149 | PPM | XRF | |
| NB | 6.8 | PPM | XRF | |
| NI | 82 | PPM | XRF | |
| PB | 12 | PPM | XRF | |
| RB | 39 | PPM | XRF | |
| SC | 21 | PPM | XRF | |
| SR | 745 | PPM | MS-ID | |
| TH | 6 | PPM | XRF | |
| Y | 14 | PPM | XRF | |
| ZR | 174 | PPM | XRF |