Sample SV97-6
NavDat sample number 43922 · TRACHYANDESITE
Sample
| Sample ID | SV97-6 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | porphyritic to glomeroporphyritic shoshonite to latite with phenos of plag, cpx and olivine |
Location
| Latitude | 44.525 |
|---|---|
| Longitude | -109.443 |
| Location | Sunlight Volcano, Absaroka Volcanic Field |
| State / province | Wyoming |
| Volcanic field | Jim Mountain / Black Mountain Members, Wapiti Formation, Sunlight Volcano |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 49.23 | 44.307 | 54.153 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.41 | WT% | XRF | |
| AL2O3 | 17.22 | WT% | XRF | |
| FE2O3T | 8.73 | WT% | XRF | |
| TIO2 | 1 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| CAO | 5.28 | WT% | XRF | |
| MGO | 3.12 | WT% | XRF | |
| K2O | 4.12 | WT% | XRF | |
| NA2O | 3.55 | WT% | XRF | |
| P2O5 | 0.63 | WT% | XRF | |
| TOTAL | 99.53 | WT% | XRF | |
| NI | 21 | PPM | XRF | |
| CR | 48 | PPM | XRF | |
| SC | 15 | PPM | XRF | |
| V | 148 | PPM | XRF | |
| BA | 1724 | PPM | XRF | |
| RB | 113 | PPM | XRF | |
| SR | 1194 | PPM | XRF | |
| ZR | 253 | PPM | XRF | |
| Y | 21 | PPM | XRF | |
| NB | 17.2 | PPM | XRF | |
| PB | 32 | PPM | XRF | |
| TH | 17 | PPM | XRF | |
| LA | 78.4 | PPM | INAA | |
| CE | 148.2 | PPM | INAA | |
| ND | 52.1 | PPM | INAA | |
| SM | 8.89 | PPM | INAA | |
| EU | 2.35 | PPM | INAA | |
| TB | 1.01 | PPM | INAA | |
| YB | 2.5 | PPM | INAA | |
| LU | 0.31 | PPM | INAA | |
| SR87_SR86 | 0.704474 | TIMS | ||
| ND143_ND144 | 0.511796 | TIMS |