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Sample 277
NavDat sample number 5438 · PYROCLASTIC-FLOW
Sample
| Sample ID | 277 |
|---|
| Rock name | PYROCLASTIC-FLOW |
|---|
| Rock type | VOLCANIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Comment | Near top of Weed Heights Member, Mickey Pass Tuff. 3,500 feet north of Mickey Pass |
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Location
| Latitude | 38.9861 |
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| Longitude | -119.24 |
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| State / province | Nevada |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 33.4 |
|
1.8 |
65 |
Tertiary |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.07 | | WT% | XRF |
| TIO2 | 0.2 | | WT% | XRF |
| AL2O3 | 12.38 | | WT% | XRF |
| FEO | 0.15 | | WT% | WET |
| FE2O3T | 1.26 | | WT% | XRF |
| MNO | 0.05 | | WT% | COL |
| MGO | 0.09 | | WT% | FPHOT |
| CAO | 1.11 | | WT% | XRF |
| NA2O | 3.56 | | WT% | FPHOT |
| K2O | 4.35 | | WT% | XRF |
| H2O_PLUS | 0.64 | | WT% | WET |
| CO2 | 0.56 | | WT% | WET |
| SR | 0.014 | | PPM | XRF |
| RB | 0.017 | | PPM | XRF |
| ZR | 0.012 | | PPM | XRF |
| S | 0.035 | | PPM | WET |
