Sample EP9716
NavDat sample number 43670
Sample
| Sample ID | EP9716 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | porphyry |
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 | 57.77 | WT% | XRF | |
| TIO2 | 0.67 | WT% | XRF | |
| AL2O3 | 15.09 | WT% | XRF | |
| FE2O3 | 7.57 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 6.55 | WT% | XRF | |
| CAO | 6.64 | WT% | XRF | |
| NA2O | 3.74 | WT% | XRF | |
| K2O | 1.93 | WT% | XRF | |
| P2O5 | 0.25 | WT% | XRF | |
| TOTAL | 99.57 | WT% | XRF | |
| BA | 1462 | PPM | XRF | |
| CR | 305 | PPM | XRF | |
| V | 123 | PPM | XRF | |
| NB | 7.7 | PPM | XRF | |
| NI | 108 | PPM | XRF | |
| PB | 21 | PPM | XRF | |
| RB | 38 | PPM | XRF | |
| SC | 18 | PPM | XRF | |
| SC | 19.78 | PPM | INAA | |
| SR | 805 | PPM | MS-ID | |
| TA | 0.27 | PPM | INAA | |
| TH | 2 | PPM | XRF | |
| TH | 2 | PPM | INAA | |
| Y | 15 | PPM | XRF | |
| ZR | 131 | PPM | XRF | |
| LA | 30.82 | PPM | INAA | |
| U | 0.43 | PPM | INAA | |
| CE | 66.78 | PPM | INAA | |
| ND | 24 | PPM | INAA | |
| SM | 4.29 | PPM | INAA | |
| EU | 1.57 | PPM | INAA | |
| TB | 0.54 | PPM | INAA | |
| YB | 1.37 | PPM | INAA | |
| LU | 0.19 | PPM | INAA | |
| HF | 3.1 | PPM | INAA | |
| SR87_SR86 | 0.7069 | MS-ID | ||
| ND143_ND144 | 0.511541 | MS-ID |