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Sample UE7BC-1070.6
NavDat sample number 84247 · PYROCLASTIC-FALL
Sample
| Sample ID | UE7BC-1070.6 |
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| Rock name | PYROCLASTIC-FALL |
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| Rock type | VOLCANIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Comment | Sample is very pale yellowish brown zeolitic nonwelded tuff with scarce white pumice to 4 mm. Common to abundant mafics are biotite and lesser hornblende. One grain of sphene was observed. Lithics are scarce to common. |
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Location
| Latitude | 37.0761 |
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| Longitude | -116.005 |
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| State / province | NEVADA |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 14.1 |
|
14.15 |
14.05 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| BAO | 1392.25 | | PPM | XRF |
| BA | 1247 | | PPM | XRF |
| CE2O3 | 193.377 | | PPM | XRF |
| FE2O3 | 3.85 | | WT% | XRF |
| LA2O3 | 109.336 | | PPM | XRF |
| NB2O5 | 66.5053 | | PPM | XRF |
| ND2O3 | 77.5389 | | PPM | XRF |
| RB2O | 159.664 | | PPM | XRF |
| SRO | 723.036 | | PPM | XRF |
| Y2O3 | 66.9243 | | PPM | XRF |
| ZNO | 173.514 | | PPM | XRF |
| ZN | 139.4 | | PPM | XRF |
| ZRO2 | 1000.81 | | PPM | XRF |
| ZR | 740.9 | | PPM | XRF |
