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Sample UE20C-2559
NavDat sample number 86007 · PYROCLASTIC-FALL
Sample
| Sample ID | UE20C-2559 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Core is pale grayish orange pink zeolitic nonwelded tuff with common to abundant moderate yellowish brown to very pale yellowish brown pumice and hydroclastic shards to 14 mm, common black biotite to 1.2 mm, scarce to common feldspar to 2 mm, and scarce to rare lithics to 4.5 mm. Single grains were observed of 0.6 mm smoky quartz and 1.0 mm green prismatic clinopyroxene. |
|---|
Location
| Latitude | 37.2294 |
|---|
| Longitude | -116.472 |
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| State / province | NEVADA |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 12.773 |
|
12.775 |
12.77 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| AL2O3 | 14.9 | | WT% | NAA |
| AS2O3 | 30.8573 | | PPM | NAA |
| BAO | 385.186 | | PPM | NAA |
| BA | 345 | | PPM | NAA |
| CAO | 1.5 | | WT% | NAA |
| CE2O3 | 220.902 | | PPM | NAA |
| CL | | | PPM | NAA |
| COO | 0.7437 | | PPM | NAA |
| CR2O3 | | | PPM | NAA |
| CR | | | PPM | NAA |
| CS2O | 25.8477 | | PPM | NAA |
| CUO | | | PPM | NAA |
| DY2O3 | 8.1672 | | PPM | NAA |
| EU2O3 | 1.1262 | | PPM | NAA |
| FE2O3 | 1.367 | | WT% | NAA |
| HFO2 | 9.3154 | | PPM | NAA |
| K2O | 3.16 | | WT% | NAA |
| LA2O3 | 119.621 | | PPM | NAA |
| LU2O3 | 0.5043 | | PPM | NAA |
| MGO | | | WT% | NAA |
| MNO | 0.0775 | | WT% | NAA |
| MN | 0.06 | | WT% | NAA |
| NA2O | 4 | | WT% | NAA |
| ND2O3 | 76.186 | | PPM | NAA |
| RB2O | 148.291 | | PPM | NAA |
| SB2O3 | 0.9029 | | PPM | NAA |
| SC2O3 | 7.7466 | | PPM | NAA |
| SM2O3 | 10.7559 | | PPM | NAA |
| SRO | 135.643 | | PPM | NAA |
| TA2O5 | 2.1626 | | PPM | NAA |
| TB2O3 | 1.0329 | | PPM | NAA |
| THO2 | 28.0938 | | PPM | NAA |
| TIO2 | 0.26 | | WT% | NAA |
| UO2 | 8.7384 | | PPM | NAA |
| V2O3 | | | PPM | NAA |
| YB2O3 | 3.5004 | | PPM | NAA |
| ZNO | 61.9746 | | PPM | NAA |
| ZN | 49.79 | | PPM | NAA |
