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Sample UE7F-1400.7
NavDat sample number 84370 · PYROCLASTIC-FALL
Sample
| Sample ID | UE7F-1400.7 |
|---|
| Rock name | PYROCLASTIC-FALL |
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| Rock type | VOLCANIC |
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| Composition | FELSIC |
|---|
| Material | IGNEOUS |
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| Comment | Sample is pale orange zeolitic nonwelded tuff with abundant pale greenish yellow pumice. Biotite is common to abundant, clinopyroxene is scarce, lithics are scarce to rare, and a trace of hornblende occurs. |
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Location
| Latitude | 37.0887 |
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| Longitude | -116.049 |
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| State / province | NEVADA |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 12.761 |
|
12.762 |
12.76 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| UO2 | 4.0827 | | PPM | NAA |
| BAO | 1910.3 | | PPM | XRF |
| BA | 1711 | | PPM | XRF |
| CE2O3 | 192.791 | | PPM | XRF |
| FE2O3 | 2.25 | | WT% | XRF |
| LA2O3 | 135.454 | | PPM | XRF |
| NB2O5 | 34.7905 | | PPM | XRF |
| ND2O3 | 77.5389 | | PPM | XRF |
| RB2O | 148.947 | | PPM | XRF |
| SRO | 586.683 | | PPM | XRF |
| Y2O3 | 47.5708 | | PPM | XRF |
| ZNO | 77.4714 | | PPM | XRF |
| ZN | 62.24 | | PPM | XRF |
| ZRO2 | 665.134 | | PPM | XRF |
| ZR | 492.4 | | PPM | XRF |
