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Sample PR95/19
NavDat sample number 85930 · PYROCLASTIC-FALL
Sample
| Sample ID | PR95/19 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Samples PR95/18-23 were collected below a 46 m thick basaltic sill sampled as PR95/29, about 0.6 km north-northwest from the locations of PR95/1-17. PR95/19 is hard, light gray silicified massive tuff from a 10 cm thick baked tuff about 1 m below the vitrophyre sampled as PR95/18. |
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Location
| Latitude | 37.0942 |
|---|
| Longitude | -115.958 |
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| State / province | NEVADA |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 12.745 |
|
12.75 |
12.74 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| AS2O3 | 1.9357 | | PPM | NAA |
| AU | 0.0015 | | PPM | NAA |
| BAO | 129.623 | | PPM | NAA |
| BA | 116.1 | | PPM | NAA |
| BP | 0.55 | | PPM | NAA |
| CAO | 1.14 | | WT% | NAA |
| CE2O3 | 76.2731 | | PPM | NAA |
| COO | 0.8504 | | PPM | NAA |
| CR2O3 | | | PPM | NAA |
| CR | | | PPM | NAA |
| CS2O | 2.4501 | | PPM | NAA |
| EU2O3 | 0.3741 | | PPM | NAA |
| FE2O3 | 0.7746 | | WT% | NAA |
| HFO2 | 8.3285 | | PPM | NAA |
| K2O | 4.5 | | WT% | NAA |
| LA2O3 | 35.4877 | | PPM | NAA |
| LU2O3 | 0.5871 | | PPM | NAA |
| NA2O | 2.16 | | WT% | NAA |
| ND2O3 | 28.7039 | | PPM | NAA |
| NIO | | | PPM | NAA |
| NI | | | PPM | NAA |
| RB2O | 122.81 | | PPM | NAA |
| SB2O3 | 0.2107 | | PPM | NAA |
| SC2O3 | 2.8283 | | PPM | NAA |
| SEO2 | | | PPM | NAA |
| SM2O3 | 7.435 | | PPM | NAA |
| SRO | 93.6966 | | PPM | NAA |
| TA2O5 | 1.6852 | | PPM | NAA |
| TB2O3 | 1.1203 | | PPM | NAA |
| THO2 | 23.3261 | | PPM | NAA |
| UO2 | 3.6675 | | PPM | NAA |
| WO3 | | | PPM | NAA |
| YB2O3 | 4.1494 | | PPM | NAA |
| ZNO | 106.436 | | PPM | NAA |
| ZN | 85.51 | | PPM | NAA |
| ZRO2 | 295.555 | | PPM | NAA |
| ZR | 218.8 | | PPM | NAA |
| AL2O3 | 8.81 | | WT% | XRF |
| BAO | 96.6202 | | PPM | XRF |
| BA | 86.54 | | PPM | XRF |
| CAO | 1.1 | | WT% | XRF |
| CR2O3 | | | PPM | XRF |
| CR | | | PPM | XRF |
| FE2O3 | 0.7871 | | WT% | XRF |
| K2O | 4.28 | | WT% | XRF |
| LOI | 2.1 | | WT% | XRF |
| MGO | 0.3138 | | WT% | XRF |
| MNO | 0.0971 | | WT% | XRF |
| MN | 0.0752 | | WT% | XRF |
| NA2O | 2.109 | | WT% | XRF |
| NB2O5 | 44.5467 | | PPM | XRF |
| NIO | 23.6707 | | PPM | XRF |
| NI | 18.6 | | PPM | XRF |
| P2O5 | | | WT% | XRF |
| RB2O | 119.311 | | PPM | XRF |
| SIO2 | 79.38 | | WT% | XRF |
| SRO | 88.3395 | | PPM | XRF |
| TIO2 | 0.1087 | | WT% | XRF |
| TOTAL | 99.06 | | WT% | XRF |
| V2O3 | | | PPM | XRF |
| Y2O3 | 45.8818 | | PPM | XRF |
| ZNO | 76.1644 | | PPM | XRF |
| ZN | 61.19 | | PPM | XRF |
| ZRO2 | 295.555 | | PPM | XRF |
| ZR | 218.8 | | PPM | XRF |
