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Sample HFW-8-153-1CD
NavDat sample number 17210 · TUFF
Sample
| Sample ID | HFW-8-153-1CD |
|---|
| Rock name | TUFF |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Devitrified densely welded tuff |
|---|
Location
| Latitude | 38.5569 |
|---|
| Longitude | -113.856 |
|---|
| State / province | Utah |
|---|
| Formation | Cottonwood Wash Tuff |
|---|
| Location comment | immediately above basal vitrophyre |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 30.6 |
|
27.54 |
33.66 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 65.9 | | WT% | XRF |
| TIO2 | 0.68 | | WT% | XRF |
| AL2O3 | 15.8 | | WT% | XRF |
| FE2O3 | 5.24 | | WT% | XRF |
| MNO | 0.06 | | WT% | XRF |
| MGO | 1.8 | | WT% | XRF |
| CAO | 4.35 | | WT% | XRF |
| NA2O | 2.4 | | WT% | XRF |
| K2O | 3.76 | | WT% | XRF |
| P2O5 | 0.13 | | WT% | XRF |
| TOTAL | 100.12 | | WT% | XRF |
| RB | 141 | | PPM | XRF |
| SR | 358 | | PPM | XRF |
| Y | 19 | | PPM | XRF |
| ZR | 161 | | PPM | XRF |
| NB | 11 | | PPM | XRF |
| BA | 739 | | PPM | XRF |
