Sample EP9840
NavDat sample number 43695
Sample
| Sample ID | EP9840 |
|---|---|
| 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 | 69.56 | WT% | XRF | |
| TIO2 | 0.29 | WT% | XRF | |
| AL2O3 | 15.49 | WT% | XRF | |
| FE2O3 | 2 | WT% | XRF | |
| MNO | 0.02 | WT% | XRF | |
| MGO | 0.91 | WT% | XRF | |
| CAO | 2.29 | WT% | XRF | |
| NA2O | 4.85 | WT% | XRF | |
| K2O | 2.74 | WT% | XRF | |
| P2O5 | 0.1 | WT% | XRF | |
| TOTAL | 98.04 | WT% | XRF | |
| BA | 1912 | PPM | XRF | |
| CR | 14 | PPM | XRF | |
| V | 41 | PPM | XRF | |
| NB | 5.5 | PPM | XRF | |
| NI | 7 | PPM | XRF | |
| PB | 9 | PPM | XRF | |
| RB | 50 | PPM | XRF | |
| SC | 0 | PPM | XRF | |
| SR | 752 | PPM | MS-ID | |
| TH | 8 | PPM | XRF | |
| Y | 4 | PPM | XRF | |
| ZR | 105 | PPM | XRF |