Sample 142
NavDat sample number 11400 · PHONOLITE
Sample
| Sample ID | 142 |
|---|---|
| Rock name | PHONOLITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 42.7539 |
|---|---|
| Longitude | -107.293 |
| Location | Rattlesnake Hills |
| State / province | Wyoming |
| Volcanic field | phonolite; group not reported |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 43.6 | 41.4 | 46.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.36 | WT% | XRF | |
| AL2O3 | 18.46 | WT% | XRF | |
| FE2O3 | 2.73 | WT% | XRF | |
| FEO | 1.85 | WT% | TIT | |
| CAO | 3.34 | WT% | XRF | |
| MGO | 0.98 | WT% | XRF | |
| NA2O | 8.07 | WT% | XRF | |
| K2O | 5.92 | WT% | XRF | |
| TIO2 | 0.58 | WT% | XRF | |
| MNO | 0.16 | WT% | XRF | |
| P2O5 | 0.12 | WT% | XRF | |
| H2O | 1.13 | WT% | PENFIELD | |
| TOTAL | 98.7 | WT% | XRF | |
| RB | 103 | PPM | XRF | |
| SR | 2274 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 537 | PPM | XRF | |
| LA | 68 | PPM | XRF | |
| CU | 42 | PPM | AAS | |
| CR | 52 | PPM | AAS | |
| NI | 69 | PPM | AAS | |
| ZN | 105 | PPM | AAS |