Sample 7
NavDat sample number 52741 · ANDESITE
Sample
| Sample ID | 7 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 43.3811 |
|---|---|
| Longitude | -112.974 |
| Location | Eastern Snake River Plain volcanic field |
| State / province | Idaho |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.4 | 0.36 | 0.44 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.9 | WT% | XRF | |
| TIO2 | 1.77 | WT% | XRF | |
| AL2O3 | 13.3 | WT% | XRF | |
| FEOT | 14 | WT% | XRF | |
| MNO | 0.36 | WT% | XRF | |
| MGO | 1.53 | WT% | XRF | |
| CAO | 5.18 | WT% | XRF | |
| NA2O | 3.93 | WT% | XRF | |
| K2O | 3.29 | WT% | XRF | |
| P2O5 | 0.78 | WT% | XRF | |
| LOI | -0.14 | WT% | XRF | |
| TOTAL | 99.3 | WT% | XRF | |
| RB | 76 | PPM | XRF | |
| SR | 21 | PPM | XRF | |
| BA | 2509 | PPM | XRF | |
| Y | 125 | PPM | XRF | |
| ZR | 2858 | PPM | XRF | |
| ND | 146 | PPM | NAA | |
| SM | 29.4 | PPM | NAA | |
| RB | 76 | PPM | MS-ID | |
| SR | 281 | PPM | MS-ID | |
| ND | 146 | PPM | MS-ID | |
| SM | 29.4 | PPM | MS-ID | |
| SR87_SR86 | 0.70684 | TIMS | ||
| ND143_ND144 | 0.512426 | TIMS |