Sample MCR 6-29-3
NavDat sample number 38920 · ANDESITE
Sample
| Sample ID | MCR 6-29-3 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 43.8256 |
|---|---|
| Longitude | -114.538 |
| Location | Boulder Mountains |
| State / province | Idaho |
| Volcanic field | Challis volcanics |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 48.25 | 43.7 | 52.8 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 61.76 | WT% | XRF | |
| AL2O3 | 15.32 | WT% | XRF | |
| TIO2 | 0.644 | WT% | XRF | |
| FEOT | 4.9 | WT% | XRF | |
| MNO | 0.092 | WT% | XRF | |
| CAO | 3.76 | WT% | XRF | |
| MGO | 5.2 | WT% | XRF | |
| K2O | 2.06 | WT% | XRF | |
| NA2O | 5.06 | WT% | XRF | |
| P2O5 | 0.191 | WT% | XRF | |
| TOTAL | 98.99 | WT% | XRF | |
| NI | 124 | PPM | XRF | |
| CR | 257 | PPM | XRF | |
| SC | 15 | PPM | XRF | |
| V | 107 | PPM | XRF | |
| BA | 1941 | PPM | XRF | |
| RB | 43 | PPM | XRF | |
| SR | 505 | PPM | XRF | |
| ZR | 152 | PPM | XRF | |
| Y | 17 | PPM | XRF | |
| NB | 17.1 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 0 | PPM | XRF | |
| ZN | 77 | PPM | XRF | |
| PB | 17 | PPM | XRF | |
| LA | 43 | PPM | XRF | |
| CE | 52 | PPM | XRF | |
| TH | 9 | PPM | XRF |