← Search
Sample STM-8-169-3
NavDat sample number 17190
Sample
| Sample ID | STM-8-169-3 |
|---|
| Rock type | VOLCANIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Glassy matrix, abundant hornblende and minor biotite phenocrysts with plagioclase and two pyroxenes |
|---|
Location
| Latitude | 38.0447 |
|---|
| Longitude | -113.814 |
|---|
| State / province | Utah |
|---|
| Formation | Ryan Spring |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 28.4 |
|
25.56 |
31.24 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 61.1 | | WT% | XRF |
| TIO2 | 0.88 | | WT% | XRF |
| AL2O3 | 16.1 | | WT% | XRF |
| FE2O3 | 7.03 | | WT% | XRF |
| MNO | 0.11 | | WT% | XRF |
| MGO | 3.3 | | WT% | XRF |
| CAO | 7.77 | | WT% | XRF |
| NA2O | 2.5 | | WT% | XRF |
| K2O | 0.84 | | WT% | XRF |
| P2O5 | 0.33 | | WT% | XRF |
| TOTAL | 99.96 | | WT% | XRF |
| RB | 22 | | PPM | XRF |
| SR | 948 | | PPM | XRF |
| Y | 32 | | PPM | XRF |
| ZR | 170 | | PPM | XRF |
| NB | 11 | | PPM | XRF |
| BA | 1883 | | PPM | XRF |
