Sample 97RB006A
NavDat sample number 51171 · ANDESITE
Sample
| Sample ID | 97RB006A |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Russ Burmester |
| Comment | composite dike margin |
Location
| Latitude | 47.0869 |
|---|---|
| Longitude | -115.644 |
| State / province | Idaho |
| Volcanic field | Challis volcanics |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 47 | 43 | 52 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.33 | WT% | XRF | |
| TIO2 | 1.44 | WT% | XRF | |
| AL2O3 | 15.45 | WT% | XRF | |
| FEOT | 7.8 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 3.75 | WT% | XRF | |
| CAO | 5.68 | WT% | XRF | |
| NA2O | 3.42 | WT% | XRF | |
| K2O | 2.26 | WT% | XRF | |
| P2O5 | 0.32 | WT% | XRF | |
| TOTAL | 93.57 | WT% | XRF | |
| LOI | 5.2 | WT% | XRF | |
| BA | 50 | PPM | ICP | |
| CO | 24 | PPM | ICP | |
| NI | 30 | PPM | ICP | |
| CR | 51 | PPM | ICP | |
| V | 86 | PPM | ICP | |
| SB | -2 | PPM | ICP | |
| U | -10 | PPM | ICP | |
| SC | 12 | PPM | ICP | |
| LA | 10 | PPM | ICP | |
| ARSENIC | -2 | PPM | ICP | |
| BI | -2 | PPM | ICP | |
| CD | -0.5 | PPM | ICP | |
| GA | -10 | PPM | ICP | |
| HG | -1 | PPM | ICP | |
| MO | 1 | PPM | ICP | |
| ZN | 66 | PPM | ICP | |
| PB | 2 | PPM | ICP | |
| CU | 25 | PPM | ICP | |
| W | -10 | PPM | ICP |