Sample 71
NavDat sample number 11045 · RHYOLITE
Sample
| Sample ID | 71 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 44.43 |
|---|---|
| Longitude | -115.18 |
| State / province | Idaho |
| Volcanic field | Challis volcanic field |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 48 | 44 | 52 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77.68 | WT% | ICP | |
| AL2O3 | 12.23 | WT% | ICP | |
| FE2O3 | 1.37 | WT% | ICP | |
| FEO | 0.07 | WT% | ICP | |
| MGO | -0.1 | WT% | ICP | |
| CAO | 0.22 | WT% | ICP | |
| NA2O | 3.9 | WT% | ICP | |
| K2O | 4.93 | WT% | ICP | |
| TIO2 | 0.13 | WT% | ICP | |
| P2O5 | 0.06 | WT% | ICP | |
| MNO | -0.05 | WT% | ICP | |
| TOTAL | 100.59 | WT% | ICP | |
| BA | 6 | PPM | ICP | |
| V | 9 | PPM | ICP | |
| ZN | 56 | PPM | ICP | |
| CO | 29 | PPM | ICP | |
| SC | -1 | PPM | ICP | |
| LA | 37 | PPM | ICP | |
| SR | 4 | PPM | ICP | |
| CU | -1 | PPM | ICP | |
| ZR | 149 | PPM | ICP | |
| CR | 16 | PPM | ICP | |
| Y | 17 | PPM | ICP |