Sample EP9718
NavDat sample number 43696
Sample
| Sample ID | EP9718 |
|---|---|
| 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 | 70.07 | WT% | XRF | |
| TIO2 | 0.29 | WT% | XRF | |
| AL2O3 | 15.74 | WT% | XRF | |
| FE2O3 | 2.57 | WT% | XRF | |
| MNO | 0.04 | WT% | XRF | |
| MGO | 1.29 | WT% | XRF | |
| CAO | 2.77 | WT% | XRF | |
| NA2O | 4.66 | WT% | XRF | |
| K2O | 2.75 | WT% | XRF | |
| P2O5 | 0.11 | WT% | XRF | |
| TOTAL | 100.03 | WT% | XRF | |
| BA | 1835 | PPM | XRF | |
| CR | 40 | PPM | XRF | |
| V | 37 | PPM | XRF | |
| NB | 5.5 | PPM | XRF | |
| NI | 22 | PPM | XRF | |
| PB | 17 | PPM | XRF | |
| RB | 49 | PPM | XRF | |
| SC | 4 | PPM | XRF | |
| SC | 4.49 | PPM | INAA | |
| SR | 763 | PPM | MS-ID | |
| TA | 0.32 | PPM | INAA | |
| TH | 5 | PPM | XRF | |
| TH | 5 | PPM | INAA | |
| Y | 6 | PPM | XRF | |
| ZR | 138 | PPM | XRF | |
| LA | 29.08 | PPM | INAA | |
| U | 1.23 | PPM | INAA | |
| CE | 58.3 | PPM | INAA | |
| ND | 15 | PPM | INAA | |
| SM | 2.41 | PPM | INAA | |
| EU | 0.8 | PPM | INAA | |
| TB | 0.23 | PPM | INAA | |
| YB | 0.7 | PPM | INAA | |
| LU | 0.09 | PPM | INAA | |
| HF | 3.75 | PPM | INAA | |
| SR87_SR86 | 0.707574 | MS-ID | ||
| ND143_ND144 | 0.511324 | MS-ID |