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Sample BRN-3
NavDat sample number 17187 · BASALTIC-ANDESITE
Sample
| Sample ID | BRN-3 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Comprised of phenocrysts of olivine in a matrix of plagioclase, augite, glass, and magnetite |
|---|
Location
| Latitude | 38.8389 |
|---|
| Longitude | -113.474 |
|---|
| State / province | Utah |
|---|
| Formation | Wah Wah Springs |
|---|
| Location comment | between outflow tuff member of Wah Wah Springs Fm and Cottonwood Wash Tuff |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 29.5 |
|
26.55 |
32.45 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 56.3 | | WT% | XRF |
| TIO2 | 1.09 | | WT% | XRF |
| AL2O3 | 14.4 | | WT% | XRF |
| FE2O3 | 8.04 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| MGO | 7.7 | | WT% | XRF |
| CAO | 6.37 | | WT% | XRF |
| NA2O | 3.1 | | WT% | XRF |
| K2O | 2.54 | | WT% | XRF |
| P2O5 | 0.34 | | WT% | XRF |
| TOTAL | 100 | | WT% | XRF |
| RB | 77 | | PPM | XRF |
| SR | 798 | | PPM | XRF |
| ZR | 210 | | PPM | XRF |
